They took ________measures to prevent poisonous gases from escaping.A、fruitfulB

游客2023-09-29 80

问题 They took ________measures to prevent poisonous gases from escaping.

选项 A、fruitful
B、beneficial
C、sufficient
D、effective

答案 D

解析 fruitful意为“有收获的；富有成效的”；beneficial意为“有利的，有益的”；sufficient意为“足够的，充分的”；effective意为“有效的”。根据句意进行分析，只有effective符合题意，故选D。

转载请注明原文地址:http://tihaiku.com/zcyy/3057626.html

相关试题推荐

随机试题

最新回复(0)

It’shightimewe(take)______propermeasurestocleanourair.took本题考查虚拟语气的用法