Without the earth's atmosphere to protect them, astronauts can be exposed to intense radiation from the sun, ________ them at risk of cancer.
发布时间:2021-06-30
A.to leave
B.leaving
C.having left
D.left
试卷相关题目
- 1____ by high mountains, the city is infamous for air pollution.
A.Surrounding
B.To be surrounded
C.Surrounded
D.Having surrounded
开始考试点击查看答案 - 2His spare time is made full use_______ law.
A.to study
B.study
C.of studying
D.of to study
开始考试点击查看答案 - 3A person , when_________,can often do what is normally beyond his ability.
A.challenged
B.challenges
C.challenging
D.to challenge
开始考试点击查看答案 - 4Tom took a taxi to the airport, only _______ his plane high up in the sky.
A.finding
B.to find
C.being found
D.to have found
开始考试点击查看答案 - 5He went out to play football, leaving his homework _________.
A.to unfinish
B.to be unfinished
C.unfinishing
D.unfinished
开始考试点击查看答案 - 6---Did the book give the information you need? --- Yes. But _____ it, I had to read the entire book.
A.to find
B.find
C.to be finding
D.Finding
开始考试点击查看答案 - 7Every minute is made full use of _________ our lessons before the exam.
A.studying
B.studied
C.to study
D.being studied
开始考试点击查看答案 - 8_______ an important decision more on emotion(情感)than on reason, you will regret it sooner or later.
A.Basing
B.Based
C.To base
D.Base
开始考试点击查看答案 - 9_________the answer, the boy, who asked the question, still stood with his hand ______.
A.Giving, raised
B.Giving; rising
C.Given; risen
D.Given; raised
开始考试点击查看答案 - 10Jr.Parkinson stood up and left the room, ________ the door behind him.
A.closing
B.closed
C.close
D.to close
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