17. Don’t ______ on the school bus, students. Keep (保持)it clean(乾淨).(A) litter (B) meet (C) guess (D
18. A: There is a dinosaur behind you. B: Don’t be _______. It’s only a toy.(A) lucky (B) nervous (C
21. A: Are you______ tonight? Let’s go to Jolin’sconcert. B: Great.(A) busy (B) free (C) quiet (D) f
22. Amy’s______ her hand and saying good-bye to herfavorite singer.(A) waving (B) blowing (C) shouti
23. Tom is ______ for the test(考試) in his room now.(A) talking (B) cleaning (C) studying (D) guessin
四、文法,對話:請依題意選出一個正確或最佳的答案。 26.Tom’s ruler is under Amy’s notebook. And Jane’sbook is under Tom’s rule
29. Amy’s baby is sleeping in her room. Let’s ______at thedoor of her bedroom.(A) not talking (B) do