In ancient times, some catastrophic extinction of species occurred ______ .

admin2011-06-29 83

问题 In ancient times, some catastrophic extinction of species occurred ______ .

选项 A、sequentially
B、repeatedly
C、naturally
D、intentionally

答案C

解析 C选项naturally的意思是“自然地”；A选项sequentially的意思是“相继地，连续地”；B选项repeatedly的意思是“反复地”；D选项intentionally的意思是“故意地”。本题意为“在古代，一些灾难性的物种灭绝自然地发生”。

转载请注明原文地址:https://kaotiyun.com/show/Qg6O777K

考博英语

相关试题推荐

随机试题

最新回复(0)