Safety in school has been of great concern because of the frequent reports _____

题型：同步题难度：来源：

Safety in school has been of great concern because of the frequent reports ________ students got
injured or killed while in school. [     ]
A. that
B. when
C. which
D. what

答案

举一反三

— How are you getting along with your project?
— I was about to give up when an idea occurred to me ________ I could work with my roommate Tim. [    ]
A. that
B. how
C. why
D. whether

题型：同步题难度：| 查看答案

When the news came _______ the war broke out, he decided to serve in the army. [ ]
A.since
B.which
C.that
D.because

题型：四川省月考题难度：| 查看答案

There is no doubt _____ America is a developed country.
A. whether
B. if
C. that
D. which

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Some researchers believe that there is no doubt ______ a cure for AIDS will be found.[     ]
A. which
B. that
C. what
D. whether

题型：山东省月考题难度：| 查看答案

Evidence has been found through years of study ______ children’s early sleeping problems are likely to continue when they grow up.[ ]
A. why
B. how
C. whether
D. that

题型：安徽省月考题难度：| 查看答案