Many species of animals which once lived on the earth are no longer in(exist)___

游客2024-07-18 48

问题 Many species of animals which once lived on the earth are no longer in(exist)______.

选项

答案 existence

解析本题考查动词的词形转换。介词in后应该跟名词，而exist是动词，所以应该填入其名词形式existence。

转载请注明原文地址:http://tihaiku.com/zcyy/3683138.html

相关试题推荐

随机试题

最新回复(0)

Physicalfitnesscanhelpyoutolivelonger,feel【11】andsolvelife’sprobl