They took________measures to prevent poisonous gases from escaping.A、fruitfulB、

游客2023-09-30 30

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:https://tihaiku.com/zcyy/3058169.html

相关试题推荐

随机试题

最新回复(0)

Theytook______measurestopreventpoisonousgasesfromescaping.A、fruitfulB、