He said that the key _____ to open the door had been lost.
| A．with what | B．with it | C．with that | D．with which |
What a pity! I _____ in London for three more days, but something urgent needed to be dealt with back in Beijing.
| A．must have stayed | B．could have stayed | C．may have stayed | D．needn’t have stayed |
．Canada, ________ second to Russia in size, is ________ home to all kinds of animals and plants, making it famous for its natural scenery.
| A．不填，a | B．the, the | C．the, 不填 | D．不填，不填 |
The trapped car could hardly make any advance and ________ could it draw back in the mud.
| A．neither | B．so | C．either | D．both |
.--- How would you like your tea?
--- ______.
| A．Very quickly | B．As it comes, please |
| C．Very much | D．I don’t like tea |
.Mr. Brown has a strange way of writing. This is a notice from him, but no clear ______ of what he has written can be made at all.
| A．explanation | B．sense |
| C．meaning | D．idea |