All of them are astonished, because such a thing has never (hear)______of before

游客2023-09-21 74

问题 All of them are astonished, because such a thing has never (hear)______of before.

选项

答案 been heard

解析空格所填词为从句谓语的一部分，such a thing与从句的谓语动词存在被动关系，且从句为现在完成时，所以空格处应该填been heard。

转载请注明原文地址:https://tihaiku.com/zcyy/3033939.html

相关试题推荐

随机试题

最新回复(0)

We______(change)opinionsbeforearrivingaconclusion.interchange本题测试的是复合词的构成