21. ________ exciting news I have just read in the newspaper!

   A. What an        B. How            C. How an         D. What

22. You look ________. What are you ________?
A. worry; worrying about                  B. worry; worried about
C. worried; worrying about                D. worried; worry about

23. — How many students in your class have visited the Summer Palace?  — _______.

A. Nothing        B. No one           C. None           D. No

24. It’s snowing so ________ that we can ________ go out now.

A. hard; hard        B. hard; hardly          C. hardly; hardly      D. hardly; hard

25. — ________ your English teacher ________ you?    — Yes. But she is also a kind teacher.

   A. Is; strict with    B. Does; strict with          C. Does; strict in      D. Is; strict in

26. ________ a living, people in the old days had to work from morning till night.

   A. To make          B. Making              C. Made             D. Makes