【題目】No one knows caused the accident.

【答案】what
【解析】what考查賓語從句。knows后跟句子作賓語,賓語從句缺少主語,故填what。

練習冊系列答案
相關(guān)習題

科目:高中英語 來源: 題型:

【題目】Bungee jumping is an adventurous sport, popular with young adults, _____ courage matters more than strength.

A. whose B. which

C. of which D. where

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】I looked forward to graduation before,believing I would come out of college ready to anything.

A. take on B. put up

C. bring about D. figure out

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】There (存在) a relationship between tourism and economic development.

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】With only a small number of pandas left in the world,China is trying to clone the animal and save the endangered species.

A. steadily B. desperately

C. patiently D. deliberately

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】The thief who was caught stealing on the bus couldn't ______ the fact that the passenger's purse was found in his pocket.
A.answer for
B.leave for
C.account for
D.care for

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】------Mom, is Dad coming to pick us up?

------Yes, I am sure he _________ on the platform when we pull into the station.

A. stands B. stood

C. has stood D. will be standing

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】Don’t be ___________ by products claiming to help you lose weight in a week.

A. taken down B. taken in

C. taken on D. taken over

查看答案和解析>>

科目:高中英語 來源: 題型:

【題目】Leaving the car unlocked, as many careless people do in their daily life, is just an open ________ to thieves.

A. appreciation B. invitation

C. motivation D. reception

查看答案和解析>>

同步練習冊答案