'That' is restrictive, that is, it tells you a necessary piece of information about its antecedent: - This is the house that Jack built. While 'which' is non-restrictive. - I live in that house, which Jack built.

Some people say 'twenty-o-nine' for 2009.

Although none of them make sense to me, I pick number 1.

My advice is to look for subjunctive mood on the Internet. "subjunctive after wish. Yet another traditional rule requires you to use were rather than was in a contrary-to-fact statement that follows the verb wish: I wish I were (not was)

I think the structure 'some of something is/are ...' falls in the countable/uncountable rule. - Some of the wine is spoiled. (singular, for wine is uncountable) - Some of the apples are spoiled. (plural, for apple is countable) - Some of the

If someone said 'My teacher should go to school.', I wouldn't think that it's his or her work time. As well as 'Dr. Mike went to hospital', and 'The guardian went to prison.' I think that the article the would be required in those cases.

Well, it depends on what you mean. - To pressure, in your sentence, would mean to insist, to force. - To Pressurize means to increase or maintain the pressure, as in airplanes or submarines, or to confine something under certain pressure.

I don't know if I got you, but I think you meant from and to. From: Someone (source, origin) To: Someone (indicates the receiver)

Thanks milky, you're right.

In those cases to help means to prevent, to keep from occurring. All sentences do make sence but they have different meanings.