题目内容
Miss Lin ____ a lot of work for the poor area for about 10 years.
| A．does | B．did |
| C．has done | D．will do |
C
解析试题分析：句意：在大约十年的时间里，林女士已经为这个贫困地区做了许多工作。分析：结合句意在十年的时间内已经做了许多工作，体现现在完成时，现在完成时构成：have/has done(动词的过去分词).主语是单数第三人称，因此用助动词has.故选C
考点：考查现在完成时的用法。
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