24.　 I’m clever, ____? 　a. am I 　　b. aren’t I　　　 　c. isn’t I　　　 　d. weren’t I

23.　 It’s the second time that Dick has been late, ____?

a. hasn’t he 　b. isn’t it 　c. isn’t he 　d. hasn’t it

22.　 I don’t think it’s important, _____? 　a. doesn’t I　 　b. is it 　　c. do I 　　　d. isn’t it

21.　 Children get gifts _____ Christmas and _____ their birthdays.

a. on/on 　b. at/on 　c. in/in 　d. in/on

20.　 The doctor began to operate _____ the patient at once. 　

a. in　 　b. with 　　c. on　 　d. by

19.　 – It’s very kind __ you to come to see me. – It’s what I must do. You were so kind ___ me.

a. of/ at 　　　b. for / at 　　　　c. of/ to 　　　　　d. for / with

18.　 She lived in the mountain village _____ the years 1940-1950. 　

a. between 　b. during 　c. in　 d. since

17.　 They were invited to an important ball ___ the first time ___ their lives.

a. for/in 　　　　b. at/ in 　　　　c. on/ for 　　　　　d. by / for

16.　 She apologized ____ her teacher _____ coming to school late.

　a. for/ to　　　 　b. to/ for　　　 　c. at/ for 　　　　d. to/ about

15.　 I am fond _____ staking, but I’m not good ____ it. 　

a. at/ of 　b. to/at 　　c. to/in 　d. of/at