The element radium, ______ in the chemistry lab, gave off a blue light.
发布时间:2021-06-29
A.discovering
B.to be discovered
C.to discover
D.discovered
试卷相关题目
- 1Two weeks ago in Guangzhou, a two-year-old girl, Yue Yue, was hit by a car seriously and left lying on the road with no one offering help, _____ a heated discussion on the Internet .
A.caused
B.to cause
C.causing
D.being caused
开始考试点击查看答案 - 2______ in the chimney for five hours, the thief looked very pale and tired
A.Having been trapped
B.Being trapped
C.trapping
D.Having trapped
开始考试点击查看答案 - 3The young man stopped and looked back as if ______ whether he was being followed.
A.seeing
B.to have seen
C.having seen
D.to see
开始考试点击查看答案 - 41 would like it_______ by credit card,may I?
A.to pay
B.pay
C.paying
D.paid
开始考试点击查看答案 - 5________ in the cage for half a day, the bird became hungry.
A.Being kept
B.Having kept
C.Having been kept
D.Have been kept
开始考试点击查看答案 - 6Rose found her toy bear _______ under the chair.
A.hiding
B.to hide
C.having hidden
D.hidden
开始考试点击查看答案 - 7Five people were reported ________ in the accident.
A.to be killed
B.to kill
C.killed
D.to have been killed
开始考试点击查看答案 - 8I'm going to do all I can ________the bad impression you have.
A.to remove
B.remove
C.to leave
D.leave
开始考试点击查看答案 - 9I wanted _______ you for your last letter.
A.thanking
B.to thank
C.thank to
D.being thank
开始考试点击查看答案 - 10Many gases ______ in the atmosphere actually ______ heat energy that escapes from the Earth's surface back to the earth.
A.finding; reflecting
B.found; reflected
C.found; to reflect
D.found; reflect
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