. The Beatles, ______ many of you are old enough to remember, came from Liverpool.
| A．what | B．that | C．how | D．as |
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 |
____ method you choose, so long as you finish the job on time.
| A．It isn’t a matter to me what | B．What doesn’t matter is that |
| C．It doesn’t matter to me which | D．No matter which |
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 |
____ it will do us harm or good remains to be seen.
| A．If | B．Whether | C．That | D．Where |