题目内容
(2013·福建,22)________ basic first-aid techniques will help you respond quickly to emergencies.
| A.Known | B.Having known |
| C.Knowing | D.Being known |
C
考查非谓语动词。此句谓语为will help,因此所选非谓语动词做主语,故使用动名词,答案选C。
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