The Internet celebrated its birthday on September 2nd, by which time 40 years _______ since the first successful transfer of data between two computers.
A.has passed
B.had passed
C.passed
D.have passed
试卷相关题目
- 1Tom as well as his friends ____ to visit our school soon after they arrive in Changsh
A.A.is coming
B.are coming
C.will have come
D.has come
开始考试点击查看答案 - 2John had to have his car repaired in a garage because it _____ seriously.
A.damaged
B.was being damaged
C.had damaged
D.had been damaged
开始考试点击查看答案 - 3---Are we going sightseeing next week? ---No. The plan _____ at the second meeting.
A.had canceled
B.was canceled
C.has been canceled
D.would cancel
开始考试点击查看答案 - 4It is strange that such a thing ______ in your school.
A.will happen
B.happens
C.should happen
D.happened
开始考试点击查看答案 - 5_____ that people who read for pleasure have developed more imagination and good language skills than people who prefer to watch TV.
A.It believes
B.It has believed
C.It has been believed
D.It was believed
开始考试点击查看答案 - 6---- Hi, Vera, have you checked the account yet? ---- Certainly, I ______ it five times even though you told me to do it twice.
A.checked
B.will have checked
C.have been checking
D.had checked
开始考试点击查看答案 - 7Rain is pouring down from the sky without any sign of stopping.Farmers begin to worry about their crops since it _____ as long as 24 hours.
A.would rain
B.had rained
C.was raining
D.has been raining
开始考试点击查看答案 - 8He is a foreigner. But now he _____ on the right of the road in Chin
A.A.used to drive
B.is used to drive
C.used to driving
D.is used to driving
开始考试点击查看答案 - 9— Marx looks nervous. — So_______ou if you had so fierce a competition.
A.do
B.did
C.will
D.would
开始考试点击查看答案 - 10--- An ant has two stomachs --- one for itself, one for others. --- Really? Quite interesting. I _______ anything about it.
A.don't know
B.have known
C.haven't known
D.didn't know
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