Japan's refusal to release __________ Chinese fishing boat captain had already caused __________ damage to Sino-Japanese bilateral contacts （双边关系）.
| A．the; 不填 | B．a; 不填 |
| C．a; a | D．the; the |
Look!____.
| A．Here your teacher comes | B．Comes here your teacher |
| C．Your teacher come here | D．Here comes your teacher |
____much advice I gave him,he did exactly what he wanted to.
| A．How | B．Whatever | C．Nomatter | D．However |
It was quite a serious mistake,____caused by carelessness.
| A．which I think was | B．I think which was |
| C．which I think it was | D．I think which it was |
I am so glad that I have found the same modern computer____I am working on.
| A．which | B．as | C．that | D．where |
.We should do more such exercises in the future,I think,____we did yesterday.
| A．as | B．which | C．that | D．than |