Many people believe that our species ______ threatened with extinction.A、isB、ar

游客2023-11-18 45

问题 Many people believe that our species ______ threatened with extinction.

选项 A、is
B、are
C、are to be
D、used to be

答案 A

解析主谓一致题。species是复数形式表示单数意义，谓语动词用单数，并且主句用的时态是一般现在时，故从句也用一般现在时，故选A 。

转载请注明原文地址:https://tihaiku.com/zcyy/3196893.html

相关试题推荐

随机试题

最新回复(0)

Aterribleaircrashoccured;peopleweresaddenedwhentheywatchedthe______