下列句子没有语病的一项是(3分) (       )   A.它每年的发电

下列句子没有语病的一项是(3分) (       

  A.它每年的发电量,除了供给杭州使用外,还向上海、南京等地输送

B.谁也不否认长江不是向东流的。

C.巴金的晚年,仍然文思敏捷,精力充沛,写了许多优秀作品。

D.开展优质教学活动后,李老师的教学水平有了明显提高。

答案

D

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