A set of forms taken by a verb to indicate the time and/or completeness and continuance of the action in relation to the time of the utterance.

learn more… | top users | synonyms (1)

1
vote
2answers
271 views

Correct verb form in two sentences

I can't explain why the following sentences are wrong, although I can correct them. (a) INCORRECT — The table shows the average amount of time advertisements on the Internet lasting. ...
3
votes
1answer
115 views

Tenses with “until then” - Is past perfect needed or is it optional?

If I understood correctly, "until now" can be "until then" in the past sentences. Would this be correct? 1) It was a new approach that was never successfully performed until then. or should I ...
1
vote
1answer
70 views

usage of 'being able to'

When to use the word 'being able to' and what exactly it means? Example: 1. Not being able to run the report 2. that is the one which prevents us from being able to run the report Why not we say 1. ...
-1
votes
1answer
55 views

“Suppose we have a collection of blog posts where each document was/is a post”

I found this in a book: Suppose we have a collection of blog posts where each document was a post. Shouldn't it be: Suppose we have a collection of blog posts where each document is a post. ...
-1
votes
1answer
55 views

What are the differences between “want to pass”, “want pass” and “want passing”?

Would you kindly tell me what is the difference between the followings? I want you to pass your exams so that you can come as soon as possible to be with me. I want you pass your exams so ...
2
votes
0answers
149 views

Present Perfect, American English and “since”

I'm wondering: I was always taught at school that when using "since", you always have to use Present Perfect (BrE), e.g. Since when have you played chess? But is Since when did you play ...
0
votes
0answers
40 views

past continuous tense ~ negative interrogative form

Method 1: wasn't/weren't + subject + verb(ing) + object? Method 2: was/were + subject + not + verb(ing) + object ? Which method correct in past continuous tense ~ negative interrogative form? Or ...
-1
votes
0answers
42 views

Why present simple not continuous

I have a few sentences here: A) The instructor explains the diagram to students who ask questions during the lecture. Why are "explain" and "ask" used here in present simple, and not in the ...
-1
votes
0answers
29 views

Should I use an article? “Forum 2014”

I and my friends have a groop chat in a social network, one of them called it "the forum 2014". But i think it should be just "forum 2014" without an article. What do you think?