75.----Was he present at the meeting?

------He_____not have attended it,for he was busy repairing his computer all the time.

A.must　　　　　　　 B.might　　　　　　　 C.should　　　　

74.According to Bill Gates, CEO and founder of Microfit,the idea____ we can play video games and receive e-mails without sitting at a keyboard will come true.However it is unclear ____it will be on sale and ____it will cost.

A.that; when; what　　　　　　　　　　　　 B. that; that ; how much

C.which;that;what　　　　　　　　　　　　　 D./;whether;how much

73.---Hrrry,can you help me deposit some money in the bank?

-----I’m busy now,but _____.

A.we’ll figure it out　　　　　　　　　　 B.you can ask others for help

C.the bank is too far away　　　　　　　　 D.there is no need to do that

72.The last few months _____an attractive subject appearing in the new more more :the Olympic Games.

A.see　　　　　　　　 B.are seeing　　　　 C.saw　　　　　　 D.have seen

71.Cities and urban area are _____for 80 percent of global greenhouse emissions.

A.responsible　　　 　B.available　　　　　 C.suitable　　　　 D.significant

70.______creatively,we must be able to look afresh at what we normally take for granted.

A.thinking　　　　　　 B.To think　　　　　 C.Having thought　 D.shouldn’t

69.---Mr Black,I just can’t get my car started.I think there’s something wrong with the engine.

----Oh,let me see.Ah,that is not ___it is.Acturally,your car has usede up all the petrol.

A.why　 　　　　　　　B.when 　　　　　　　C.where　 　　　　　D.which

68.It’s a pity that you have to leave so soon.I_____hope that you will come back very soon.

A.Sincerely　 　　　　B.scarcely　 　　　　C.reliably 　　　　　D.obviously　

67.the CNSA released the first picture of the moon captured by Chang’e-1 on Nov.26,___the full success of the lunar probe project.

A.having marked　 　　　B.marking 　　　　　C.to mark 　　　　　D.marked

66.Since there was a rapid increase in his business,his efforts_______.

A.paid back　　　　　 B.paid for　　　　　 C.paid up　　　　　　 D.paid off