In the experiment we kept watchful eye on developments and recorded every detail.A. a; /

发布时间:2020-08-17 03:38:41

In the experiment we kept      watchful eye on      developments and recorded every detail.
A. a; /
B. /; the
C. a; the
D. /;/

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A. a; /
B. /; the
(答案→)C. a; the
D. /;/
解析:考查冠词。keep an eye on sth.关注…是固定短语;我们关注的是实验的发展,因此在developments前加定冠词the.表示特指。句意:在这个实验里我们密切注意实验的发展记录每一个细节。故C正确。
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