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16 votes
12 answers
4k views

The usage of "can not" vs. "cannot" in mathematics

I saw the following passage in Professor West's homepage, and I hadn't noticed this point before. See https://dwest.web.illinois.edu/grammar.html#cannot "Can not" and "may be". ...
licheng's user avatar
  • 319
0 votes
2 answers
604 views

'Expect' followed by S + will + V?

Looking up 'expect' will bring up discussions of whether it should be followed by the infinitive or a present participle, and the infinitive is the winner. But what about when using a modal verb, ...
Michel Lamblin's user avatar
0 votes
2 answers
39 views

Meaning of this sentence with would

My friend said I did not think I would marry her. Why did he use would in that sentence?
ikigai20's user avatar
  • 149
57 votes
5 answers
14k views

Why can't the word "can" be used in future tense (will can)?

I'm curious about why the English word can cannot be used in future tense (e.g. will can). An example unrelated to English is French term je pourrai, but that's exactly what I mean. Compare German ...
iBug's user avatar
  • 1,336
0 votes
2 answers
224 views

Hybrid of "can" and "may"?

Not a duplicate! Here are the differences: I already read the other question while researching prior to asking this, and it didn't answer my question. Come on, you gotta believe me! The other ...
clickbait's user avatar
  • 216
59 votes
17 answers
37k views

"Can I" vs "May I" in restaurant setting when ordering [duplicate]

A while back, while we were getting fast food, my friend commented on my usage of "can" versus "may" when asking to take my order. I said: Can I have a ....... and my friend argued you're ...
Hunter Frazier's user avatar
1 vote
0 answers
87 views

How does "would" work in the following sentences?

How does "would" work in the following sentences? Is "would" tentative or hypothetical situation here? Any advice that you give would be appreciated. -Regarding the "Glorious is God" example. The ...
whitekrystal's user avatar
8 votes
1 answer
11k views

How are "might" and "may" used in the past?

OK, we all know that epistemic modals such as may and might can be interchanged to express possibility in present & future For example: he might be late, and he may be late are almost the same. ...
Tom's user avatar
  • 4,805
0 votes
1 answer
73 views

what's the difference between "What if you stepped into" and "What if you could step into"?

what's the difference between "What if you stepped into" and "What if you could step into"? For example, “What if you could step into situations where political, social, and environmental issues ...
MMDT's user avatar
  • 1
1 vote
0 answers
360 views

are the sentence "He couldn't be lost now" "He couldn't have been lost yesterday" (expressing a deduction) wrong?

Most websites say that must, might, may, could, can't can be used to make a guess of something or to deduce something. British Council says: must We use must when we feel sure that something is true ...
Tom's user avatar
  • 4,805
0 votes
2 answers
1k views

Is "We could see the whole of London." wrong? [closed]

Ok, This site says: When we talk about ability, we mean two things. First, we mean general ability. This is something that once you have learned you can do any time you want, like being able ...
Tom's user avatar
  • 4,805
0 votes
2 answers
3k views

"should be studying" or "should have been studying" when the opportunity is lost by 50%?

Ok, for a lost opportunity, we use "should have + PP" Ex: You have just missed the train because you woke up late. You should have gone to bed early yesterday. But What about when the opportunity ...
Tom's user avatar
  • 4,805
2 votes
1 answer
6k views

So, "might have been sleeping" (Modal perfect continuous) corresponds to past continuous, present perfect continuous or past perfect continuous?

"Modal + have + PP" refers to the past But it is quite ambiguous!! What does "the past" mean? Simple Past, Present perfect, Past perfect all refers to the past. So the question is: Does Modal + ...
Tom's user avatar
  • 4,805
2 votes
3 answers
2k views

What are the differences between "May" & "Might" / "May have" & "Might have" in strict English?

The more I learn about Modals, the more confused I get. English Modals are very unstructured or adhere to a rigorous structure & that makes foreigners hard to understand them. According to ...
Tom's user avatar
  • 4,805
-1 votes
1 answer
130 views

Is could + have used correctly in this particular context [closed]

In this video in min. 3:59 the guy, who is teaching English says: "how could you have allowed me to do that" and he claims that that means "how did you let me do that". From my understanding that's ...
Manuel Hernandez's user avatar
5 votes
7 answers
4k views

Is use of "shall" archaic?

A friend of mine, pursuing BA(Hons) in English corrected me that no one uses shall now and often it is advised to prefer the use of should, would, etc. Although Downton Abbey is set upon a time ...
kabhishek's user avatar
3 votes
1 answer
9k views

'I think' and 'I would think' difference

What is the difference between the two, are they intеrchangable? I heard this dialogue in a movie: Someone spilled coke on the transmitter It was beer. I would think. Could he just say "...
user40's user avatar
  • 227
1 vote
1 answer
1k views

When is "need" a modal verb, and when is it not? [closed]

When do we use "need" as a modal verb and say "need something" or "need do something", and when do we say: "need to do something" "I needed" "he needs" etc.? Can we use "will need"?
Andrew Spesivtsev's user avatar
-1 votes
3 answers
2k views

Is it possible to say "we were better" meaning "we better" in the past tense?

I know that textbooks maintain that this phrase (even not exactly this, since it's the "incorrect" version of "we had better") should be used only in the present and future tenses but I wonder if it's ...
D4RKS0UL's user avatar
  • 159
0 votes
3 answers
1k views

Usage of can vs may [duplicate]

It is said that can and may both are used as a sense of possibility. If that’s the case, then what is the difference between: It can be very dangerous to cycle at night. It may be very dangerous to ...
iamRR's user avatar
  • 470
2 votes
2 answers
433 views

"Would" & " Used to"

"Would " & " Used to ". They both are used for repeated action in the past tense. Then what is the difference between them?
I don't know who I am.'s user avatar
1 vote
1 answer
431 views

Would and Could [duplicate]

In a formal agreement, we can place one of these two sentences: He would do sth. He could do sth. What we want is that if the person, He, wants and is willing to "do sth," he is able to do that and ...
Shayan's user avatar
  • 719
6 votes
6 answers
987 views

Shift to "must" for negation of "have to"?

According to englishpage.com, if have to or must expresses certainty, the negative form uses must not. Example: That has to be Jerry. They said he was tall with bright red hair. => That must not ...
Em1's user avatar
  • 5,153
0 votes
2 answers
42k views

Use of 'Could' in the Past Tense

What are the possible meanings and implications of the following sentences: He could come yesterday. He could not come yesterday. He could have come yesterday. He could not have come yesterday.
Kaptan Singh's user avatar
0 votes
3 answers
8k views

"Can see" or "see"?

In the song "Me Neither" Brad Paisley sings: "...would you like to dance Me neither I was just bein' polite Thank goodness my feet are much too tired I'm sure you're tired too, I can see an empty ...
Peter's user avatar
  • 1,406
10 votes
1 answer
40k views

Are "was/were able to" and "could" interchangeable?

In a grammar book, the claim was made that in the following sentences one cannot substitute "was/were able to" with "could." The fire spread through the building very quickly, but ...
ivanhoescott's user avatar
  • 1,511
2 votes
3 answers
1k views

What is the usage of "need to want"?

"Indeed, whoever buys this needs to want a tablet and laptop in more or less equal measure." "Needs to want"? Isn't it a kind of unnecessary way around saying: "I think that people buy this if they ...
jules's user avatar
  • 1,513
6 votes
5 answers
2k views

What modal verbs do natives use nowadays?

We are being taught English by a native speaker from Alaska. He states that many of modal verbs we were taught are outdated and have been replaced. E.g.: We must ➙ We have to May I ...
Denis Kulagin's user avatar
0 votes
1 answer
14k views

What are usages similar to "Need I say more?"?

I recall hearing usages like Need I say more? Need I remind you that ...? instead of Do I need to say more? Do I need to remind you that ...? Indeed, they sound better, at least to me. I ...
Varaquilex's user avatar
35 votes
3 answers
144k views

May you please explain this?

At a family dinner, my 18-year-old niece asked my sister, "May you please pass the salt?" My sister said that she was impressed with her daughter's politeness, but that that particular wording was not ...
sarah's user avatar
  • 2,698
3 votes
8 answers
5k views

Confusing structures with modal verbs

I have skimmed through the part on modals of a classic grammar book (Murphy's "Grammar in Use") and picked up all the structures that look strange to me. Could you, please, explain how often ...
mosceo's user avatar
  • 553
1 vote
3 answers
3k views

"Can I have one apple from your box?" vs "Could I have one apple from your box?" [duplicate]

Possible Duplicate: When do I use “can” or “could”? I was doing some reading on usage of can and could. I understand that can is used when asking for ability, and could for willingness. I would ...
Cracker's user avatar
  • 121