15.　 – Where do you think _____ he ____ the TV set?　 -- Sorry, I’ve no idea.

A./, bought　　　　 B. has, bought　　　　 C. did, buy　　　　　 D. did bought

14.　 Would you like to know _______they will do it or not.

A. if　　　　　　　　 B. that　　　　　　 C. whether　　　　　　 D. why

13.　 _______ he’ll come or not isn’t important.

A. Why　　　　 B. If　　　　 C. Whether　　　　 D. What

12.　 Could you please teach me _______ the computer.

A. how check　　　　 B. to check　　　　 C. how to check　　　 D. to how checking

11.　 No one tells us______, so we need your help.

A. how we should do　　　　　　　　　　　　 B. what should we do

C. how to do it　　　　　　　　　　　　　　　 D. what to do it

10.　 He asked his father _______.

A. where it happens　　　　　　　　 B. where did it happen

C. how it happened　　　　　　　　 D. how did it happen

9.　　　 I can’t understand _______ the boy alone.

A. why she let　　　 B. why did she leave　　 C. why had she left　　 D. why she had left

8.　　　 Can you tell me ___________?

A. where are you doing　　　　　　　　 B. where do you study

C. where you were doing　　　　　　　 D. where yu study

7.　　　 The manager came up to see __________.

A. what was the matter　　　　　　　　 B. what the matter was

C. what the matter is　　　 　　　　　　D. what’s the matter

6.　　　 They tried to find out ______ the new train ________.

A. how far/ had gone　　　　　　　　 B. how long/ has gone

C. how far/ went　　　　　　　　　　 D. how far had/ run