题目
A.The rocket should be inexpensive to construct.
B.The rocket is capable of lifting heavy spacecraft into orbit.
C.The rocket should be easily controlled.
D.The rocket should be inexpensive to operate.
第1题
Not until quite recently ______ any idea of what a guided rocket is like.
A) did I have B) do I have C) should I have
D) would I have
第2题
【C1】
A.observed
B.notified
C.commented
D.detected
第3题
A.The man should hurry to the library before it closes.
B.The man should use the phone in the student center.
C.The student center will close in an hour.
D.There"s no pay phone in the library.
第4题
A.the A level system
B.TOFEL
C.SAT
D.IELTS
第5题
If there were no examinations, we should have ______ at school.
A.the happiest time B.a more happier time
C.much happiest time D.a much happier time
第6题
For safety reasons,when assistance towing ______.
A.the disabled vessel should be towed to the nearest port
B.the disabled vessel should be inspected for flammable gases
C.passengers should always be removed from the disabled vessel
D.personnel on the disabled vessel should don PFD's
第7题
A.The first-round talks should start as soon as possible.
B.He could change his schedule to meet John Smith.
C.The talks can be held any day except this Friday.
D.The woman should contact John Smith first.
第8题
An inflatable life raft should be lifted back aboard the ship by using ______.
A.the single hook at the top of the raft
B.two lines passed under the raft
C.the towing bridle
D.All of the above
第9题
A.The man thinks the woman is wasting her time.
B.The man thinks the woman should make full use of her time.
C.The man is eager to know the woman's answer.
D.The man can wait and there is no need for her to hurry.
第10题
When a process is in control, what do you want to do with the process?().
A.The process should not be adjusted
B.The process may be adjusted for continuous improvement
C.The process should be always adjusted for continuous quality
D.The process should be regularly adjusted
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