Although it has been proved that Franklin's experiment took place, many scientis-组卷网

题型：单项选择难度：0.65 引用次数：776 题号：13340351

Although it has been proved that Franklin's experiment took place, many scientists have questioned________ really happened.

A．which

B．what

C．where

D．when

20-21高一下·天津·期末查看更多[2]

更新时间：2021-07-05 09:02:06 |

【知识点】连接代词和连接副词引导的宾语从句

单项选择 | 适中 (0.65)

【推荐1】 Some of my workmates prefer to send to our QQ group ______ news they’ve got.

A．however

B．whenever

C．whichever

D．whatever

2015-06-11更新 | 92次组卷

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【推荐2】-Are you sure you have to? It’s been so late.
-I don’ t know I can do it if not now.

A．when

B．how

C．why

D．what

2020-06-04更新 | 281次组卷

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【推荐3】In this world there are only two tragedies. One is not getting _______ one wants, and the other is getting it.

A．that

B．what

C．which

D．where

2020-04-07更新 | 173次组卷

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