更多"[单选题] If we _____ the earlier bus, "的相关试题:
[单选题] _____ we have enough money, we won’t buy any useless things.
A. Since
B. Until
C. Because
D. Although
[单选题]We have finished the oil samples.
A.to analyze
B.analyzed
C.analyzing
D.to be analyzed
[单选题]We have planned to remove the pistons when the vessel Dalian.
A.call to
B.calls to
C.calls at
D.calls on
[单选题]Unfortunately,we now have plenty of_( )_ that many chiidren do not do half as well on testas they actually could if they tried.
A. evidence
B. blocks
C. suitability
D. instruction
[单选题]We engineers and motormen have a lot of machines and equipment ___every day.
A.to be cared
B.to take care of
C.care
D.to be taken care of
[单选题]When we say the two objects have relative motion,we mean___.
A.the distance between them remains the same
B.the distance between them is changing
C.the positions of either of them to the earth remain the same
D.their positions to the earth remain the same.
[单选题] She is very dear to us. We have been prepared to do _____ it takes to save her life.
A. whichever
B. however
C. whatever
D. whoever
[单选题] We have never seen her again _____ she went to work in another city.
A. when
B. as
C. since
D. while
[单选题] We have been asked to __( )__ the news to all our friends.
A. say
B. spread
C. make
D. give
[单选题] This is the biggest lab _____ we have ever built in our university.
A. which
B. what
C. that
D. where
[单选题] We want to go to Japan to have a _____ study.
A. farther
B. farthest
C. further
D. furthest
[单选题] We have been asked to _________ the news to all our friends.
A. say
B. spread
C. make
D. give
[单选题]GEN OFF BUS灯和APU GEN OFF BUS灯亮的原理有什么区别
A.GEN OFF BUS灯只跟GCB的位置有关，而APU GEN OFF BUS除跟APB有关还跟APU是否准备好有关
B.APU GEN OFF BUS灯只跟APB的位置有关，而GEN OFF BUS除跟GCB有关还跟发动机是否准备好有关
C.GEN OFF BUS灯只跟GCB的位置有关，而APU GEN OFF BUS除跟APB有关还跟BTB的位置有关
D.两这没什么区别，都只跟相关的GCB或APB有关辈
[单选题]飞行过程中，液压蓝电动泵故障，如果出现AC BUS1和AC BUS2断电，应急发电机是否可用：
A.可用
B.不可用
C.仅当按压头顶板蓝液压超控按钮后可用
[单选题]I ______ an apology to you earlier, but failed because you ______ me since we last quarreled.
A.intended to make, had avoided meeting
B.intended to have made, had avoided to meet
C.had intended making, have avoided to meet
D.had intended to make, have been avoiding meeting
[单选题] You have been towing astern and have just let go the tow．Your deckhands are pulling in and faking the towline by hand on the stern．The most dangerous action to take is to ______．
A.continue ahead at slow speed
B.continue ahead at half speed
C.stop your engines
D.back down on your engines
[单选题]If we travel abroad, we prefer to stay in five-star hotels. That’s because they can ______ guests with the best service.
A.preview
B.provide
C.prevent
D.design
[单选题] Except as provided for an oil tanker might discharge certain amount at certain rate of oil or oily mixtures into sea when ______.
A. the tanker is within 50 nautical mils from the nearest land
B. the tanker is no more than 50 nautical miles from the nearest land
C. the tanker is more than 50 nautical miles from the nearest land
D. the tanker is not more than 50 nautical miles from the nearest land
