Since the early 1990s, conservationists have______protecting the Amazon in part

游客2025-04-28 0

问题 Since the early 1990s, conservationists have______protecting the Amazon in part because of its abundance of plant and animal species.

选项 A、called forth
B、called back
C、called up
D、called for

答案 D

解析四个选项的意思分别是：call forth使产生，引起，使起作用；call back叫回来，收回，打回电；call up召唤，使想起，提出；call for要求，提倡，为……叫喊。句意是，由于植物和动物物种丰富，自从20世纪90年代起，环境保护论者就一直呼吁保护亚马逊丛林。

转载请注明原文地址:https://www.tihaiku.com/zcyy/4057224.html

相关试题推荐

随机试题

最新回复(0)

WhichofthefollowingsentencesisINCORRECT?A、E-mailaswellascellphonesare