Some of the suspects(嫌疑犯) refused to answer and kept their mouths shut.
| A．questioning | B．being questioned |
| C．questioned | D．to be questioned |
---Do you think it’s a good idea to make friends with your students?
---_____, I do. I think it’s a great idea.
| A．Really | B．Obviously | C．Actually | D．Generally |
Many beautiful fish are disappearing____ the severe(严重的) pollution.
| A．because of | B．because | C．so | D．thanks of |
---- Where does Mr. Black live ? Can you guess?
----- Sorry, I can’t guess ________.
| A．where does he live | B．where he lives in |
| C．where does he live in | D．where he lives |
Make sure you’ve got the passports and tickets and _______ before you leave.
| A．something | B．anything | C．everything | D．nothing |
It was in New Zealand _______Elizabeth first met Mr Smith .
| A．that | B．how | C．which | D．when |