求助几道英语单选题请把考点和选择选项的原因写出来,1、Withthedevelopmentofscience,morenewtechnologytothefieldofIT.A.hasintroducedB.isbeingintroducedC.isintroducedD.wasintroduced2、Itiswhentheplane

Question

求助几道英语单选题
请把考点和选择选项的原因写出来,
1、With the development of science,more new technology ______ to the field of IT.
A.has introduced B.is being introduced
C.is introduced D.was introduced
2、It is when the plane ______ that you’d better find out at the booking office.
A.would take off B.had taken off
C.was taking off D.is taking off
3、--- Got your driving license?
--- No.I ______ too busy to have enough practice,so I didn’t take the driving test last week.I’m going to next week.
A.was B.have been C.am D.had been
4、______ it with me and I’ll see what I can do.
A.When left B.Leaving
C.If you leave D.Leave
5、You won’t know whether the coat fits you until you ______ it on A.will try B.have tried
C.tried D.are trying
5、She ______ to the office than she got down to writing the report.
A.has no sooner got B.had hardly got
C.no sooner got D.had no sooner got
6、Jim talked for about half an hour yesterday.Never ______ him talk so much.
A.I heard B.did I hear
C.I had heard D.had I heard
7、--- Is Tom still smoking?
--- No.By next Saturday he ______ for a whole month without smoking a single cigarette.
A.will be B.will have gone
C.will have been D.has been going

Answer 1

1.B.is being introduced 由题意知新技术正在被引进,用进行时,句意为随着科学的发展,更多的新技术正在被引入IT行业.2.D.is taking off 句意为在飞机将要起飞前,你最好能找到订票的地方3.D.had been ,提议只是过去很...