Learning a foreign language well is not easy, ?
| A．is it | B．isn’t it | C．does it | D．doesn’t it |
The traveler _______ his coat on a stone and _______ down to have a rest.
| A．lay; lay | B．laid; lay | C．laid; laid | D．lied; lied |
The ______ look on the manager’s face suggested that he _______ to overcome the difficulty.
| A．determined; be determined | B．determined; was determined |
| C．determining; determine | D．determining; determined |
I told her we weren’t going to be friends any more because she couldn’t ________ .
| A．keep her word | B．have her word |
| C．keep her words | D．have her words |
The world’s population has grown by ______ it was in 1800.
| A．more than six times that | B．six times more than that |
| C．more than six times what | D．six times as many as |
He failed in the driving test again. He_______.
| A．must have disappointed | B．must have been disappointed |
| C．might be disappointed | D．couldn’t be disappointed |