30. ______ got into the room_______ the telephone rang.

A. Not had he, when　 　　　　　　　　　　　　 B. He had not, than

C. Hardly had he, when　 　　　　　　　　　　 D. He hardly, then

29. ---Do you know Jim had a quarrel with his brother?

----I don’t k know, _______.

A. nor do I care　　 　　　　　　　　　　　　　　 B. nor don’t I care

C. I don’t care neither　 　　　　　　　　　　　 D. I don’t care also

28. Water _____ into stream if it is heated to its boiling point.

A. is being turned 　　　　　　　　　　　　　　　　 B. will be turned

C. is going to be turned　　　　 　　　　　　 D. has been turned

27. We ____ to be careful of rats since the whole street was full of rubbish.

A. were warning　 　　B. warned　　　　　 C. have been warned　　　 D. have warned

26. Thousands of people took part in the work when the Three Gorges ______.

A. had been built　 B. were being built　　　 C. would be built　　　　　 D. was building

25. _____ you may be, you’ll be punished if you break school regulations.

A. No matter how　　　　　　　　　　　　　　　　 B. No matter which　　　　 C. No matter what　　 D. No matter whom