AD和CAD是什么性质的文件?

— When will you leave for Paris for a visit?— _______ next month.

The _______ carefully you write, the fewer mistakes you will make.

Why didn＇t you tell me there was no meeting today? I _____ all the way here _____the heavy snow.

It was _____ great shock to the world that two airplanes crashed into _____ World Trade Centre in New York on Sept．11．

For quite _____ students their teachers’ advice is more important than _____ of their parents＇．

Our order of high-speed computers is scheduled to arrive __________ today or tomorrow.

_________ Jane and Mary like different things, they are great friends.

This rural town has __________ small population that the mail carrier knows where everyone lives.

_______ the president is going to say in his speech tonight will affect all of us.

It matters little who finds the truth ------ the truth is found.