—How unhappy your roommate looks!
—Yes, but he's not willing to tell me what it is ________ is troubling him.
| A．what | B．which |
| C．as | D．that |
.It was obviously that the man ______ driving on the free way for almost an hour when he ______ that he must come back.
| A．was; was told | B．had been; was told | C．had been; told | D．was; was told |
Customers are asked to make sure that they________the right change before leaving the shop.
| A．will give | B．have been given | C．have given | D．will be given |
.The patient was warned ______oily food after the operation.
| A．to eat not | B．eating not | C．not to eat | D．not eating |
Do you remember the day ________ we played all day along the seaside?
| A．which | B．that | C．when | D．about which |
—How about your vocation?
—Great. You know what? I find travelling with my family really________.
| A．boring | B．bored | C．exciting | D．excited |