Science and technology have in important ways to the improvement of agricultural productio

发布时间：2020-08-17 11:48:49

Science and technology have     in important ways to the improvement of agricultural production.
A. attached
B. assisted
C. contributed
D. witnessed

网友回答

A. attached
B. assisted
(答案→)C. contributed
D. witnessed
解析：本题考查动词短语。contribute to means: 促成；有助于；对。。。有贡献。in important ways放在contribute to 之间，增加了题目的迷惑性。
【标签】动词词组的分裂式使用
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