As a defense against air-pollution damage, many plants and animals ______ a substance to absorb harmful chemicals.

admin2019-06-25  37

问题 As a defense against air-pollution damage, many plants and animals ______ a substance to absorb harmful chemicals.

选项 A、relieve
B、dismiss
C、release
D、discard

答案C

解析 根据句中的against及to absorb可知,许多动植物应释放某种物质才能达到此目的,release“释放”符合题意。relieve表示“减轻,救济”;dismiss表示“解散,下课,开除”;discard表示“丢弃,抛弃”。
转载请注明原文地址:https://kaotiyun.com/show/7XRK777K
0

最新回复(0)