The time he has devoted in the past years _______ the disable is now considered ________ of great value.
| A．to help; being | B．to helping; to be |
| C．to help; to be | D．helping; being |
相关试题
Please correct the mistakes ________.
| A．if there are | B．there are mistakes |
| C．if any | D．if any mistakes |
The ________ look on his face sug
gested he ________ that.
| A．surprising, hadn’t expected | B．surprising, should expect |
| C．surprised, wouldn’t have expected | D．surprised, hadn’t expected |
Attention, please! And keep ________ when I am taking a photograph of you.
| A．still | B．calm | C．quiet | D．silent |
______ him to do like this, he wouldn’t have made such a serious mistake in his
writing.
| A．Did you persuade | B．Had you persuaded |
| C．If you should persuade | D．If you persuade |
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