28. A. if B. or C. though D. till

27. A. cross B. crossing C. across D. to cross

26. A. danger B. dangerous C. dangerously D. dangerer

24. What about Lucy? She’s done her best these days， ?

A. isn’t she B. isn’t Lucy C. hasn’t Lucy D. hasn’t she

23. --- I hear our school will have a new foreign teacher soon. Do you know when ?

--- Sorry, I have no idea.

A. will he come B. he will come C. is he coming D. he was coming

22. weather we had on our holiday!

A. What a good B. How a good C. What good D. How good

21. In our English study, is not easy for us to learn all the words by heart.

A. it B. this C. that D. he

20. Mr. Black didn’t talk much to other people. There was always a little sad about him.

A. anything B. everything C. nothing D. something

19. Scientists have made a new computer program allows the computer to cry out for

help if someone has stolen it.

A. who B. which C. what D. when