He called to tell me that you are in hospital, otherwise I ______ nothing about it.
| A．had known | B．wouldn’t have known |
| C．would know | D．would have known |
----How do you like the book?
----It’s quite different from ______ I read last month.
| A．that | B．that what |
| C．which | D．the one |
I will carry out the plan _____ there is much difficulty ahead.
| A．as if | B．even if |
| C．if | D．unless |
When I was passing the Town Hall, I heard the clock ______ twelve.
| A．hit | B．Shake | C．beat | D．strike |
Your brother ______you is very kind to me.
| A．and | B．or |
| C．as well as | D．as well |
Mr. Smith is very happy because the cars made in his factory have never been ______.
| A．popular | B．more popular |
| C．most popular | D．the most popular |