Why is the grammatical structure of "What keeps him going?" right? I got a bit confused over this, when I realized that this structure fundamentally contradicts the basic rule I teach my students: ...
Interrogative sentences without auxiliary verbs and declarative sentences with auxiliary verbs [duplicate]
Possible Duplicate: Is it OK to add a question mark to show inflection? Sometimes, auxiliary verbs or helping verbs are not present in some interrogative sentences in some specific contexts ...
In regard to this answer, my question is similar but that answer is not clear. I want to know why we use base form of verb, e.g. 'go' to form the past tense instead of past form such as 'went'? ...
In the statement "Editorial use of images do not require a model release." which form of do/does would be correct? Should the verb agree with images (as in "images do not require..."), or with ...
Possible Duplicate: Why is there no form of “do” in questions of the type “who knows?” I want to know which is the correct way to ask this question: Who wrote ...
What's the difference between an inverted question and a normal-order question? Why invert? Is there a reason or a benefit? I love you? Do I love you?