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.

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221 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. ...
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66 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. ...
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53 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. ...
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1answer
50 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 ...
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0answers
62 views

Tenses with “until then” - present perfect needed or optional?

If I understood correctly, "until now" can be "until then" in the past sentences. Would this be correct? it was a new approach that was never successfully performed until then. or should I ...
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28 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?