31. hear of , hear from

(1)I haven’t _____ him for weeks .

(2)I never _____ such a thing .

30. in , after

(1)He will be back _____ a month .

(2)He came back _____ a month .

(3)He will come back _____ three o’clock .

29. between , among

(1)He was sitting _____ Tom and Mike .

(2)He was sitting _____ the classmates .

28. have gone to , have been to

(1)- Where is he ? - He _____ Beijing .

(2)I _____ the Great Wall twice .

27. past , passed

(1)He _____ us just now .

(2)It’s ten 　　　　ten now .

(3)His car drove 　　　　our school .

26. few , a few , quite a few

(1)The problem is very difficult , _____ students understand it .

(2)I got a letter from my friend _____ days ago .

(3)I have made _____ friends .

25. on , to , in

(1)Shanghai is _____ the east of China .

(2)Japan is _____ the east of China .

(3)Hebei is _____ the north of Henan .

24. arrive , reach

(1)She _____ here late last night .

(2)The train _____ London at 8:30 p.m , last week .

23. quite , quiet

(1)Please keep the children _____ .

(2)I’m _____ busy now .

22. in time , on time

(1)I was just _____ for the last bus .

(2)The train came in _____ .