______it or not, his discovery has created a stir in scientific circles.

admin2014-02-22  40

问题 ______it or not, his discovery has created a stir in scientific circles.

选项 A、Believe
B、To believe
C、Believing
D、Believed

答案D

解析 被动态。由于句子主语为his discovery,所以分句要用被动态。四个选项中只有D为过去分词形式,所以正确答案是D选项。
转载请注明原文地址:https://jikaoti.com/ti/zn6YFFFM
0

最新回复(0)