Christina wasn’t saying anything, but the professor smiled at her _______she had done something very clever.
| A．as if | B．now that | C．while | D．though |
The _______ look in her face suggested that she ________ it before.
| A．surprising; wouldn’t know | B．surprised; hadn’t known |
| C．surprising; hadn’t known | D．surprised; shouldn’t know |
.—Whose advice do you think I should take?
—_________________________.
| A．You speak | B．That’s it | C．It’s up to you | D．You got it. |
He has not got a fever. That is to say, his temperature is ______.
| A．common | B．normal | C．ordinary | D．general |
Jim as well as his friends ______ to blame for breaking the door last week.
| A．were | B．is | C．was | D．are. |
In some parts of London, missing a bus means __________ for another hour.
| A．waiting | B．to wait | C．wait | D．to be waiting |