问题补充:
We wonder quite a number of living things are dying out.
A. that
B. as
C. why
D. when
答案:
A. that
B. as
(答案→)C. why
D. when
解析:考查宾语从句。句意:我想知道为什么有如此多的生物灭绝。That在宾语从句中不能充当任何成分,之前连接作用;as不能引导宾语从句。When的意思不搭配。故C正确。
如果觉得《We wonder quite a number of living things are dying out.A. thatB. asC. whyD. when》对你有帮助,请点赞、收藏,并留下你的观点哦!