In Verbs^x, Negations^x, Regards^x

I am trying to formulate guidelines for learners of English as a foreign language with regards the use of may/might/could to express possibility. It seems to me that you can use these three modals (almost) interchangeably when expressing possibility. For example, 'Where's Mary?' 'I'm not...

I think you all are missing one thing; it's the very basic question. The definition of operator. Up till now no one has defined what operators actually are. Operators are verbs with special properties as explained in the article I cited for you above. Some authors just...

I will take you up on your words. "I've never seen things like 'must not have contained' in any grammar book." Buy a decent book then. 'Must have been' exists so its negation: must not have been exists too. Replace the word "been" for "contained". Before you give up English revise...

Future Tense + UNTIL + Point in Time The structure shown above works differently, depending whether the verb is interpreted as a continuing situation or as an event. Some verbs can only be interpreted one way; some can be interpreted both ways. Situations: waiting, being away 1) I'll...

I don't like him as much as you. Dear Mirium, here is my analysis. 1-a. She doesn't sing as well as me. 1-b. She doesn't sing as well as I do. In 1-a, an object pronoun is used after 'as', according to Michael Swan, this is an informal style, whereas in 1-b, subject+verb is used...