【单选题】【消耗次数：1】
当发动机出现起动困难的故障时，首先应检查的是下列哪一项
①
检查空气流量传感器
②
检查空气滤清器是否堵塞
③
检查燃油压力
④
检查水温传感器
参考答案：
复制
纠错
相关题目
【单选题】
发动机怠速不稳，易熄火故障出现时，进行以下检查，请选择正确的检查顺序①检查气缸压缩压力②检测空气流量传感器③检查进气系统漏气及堵塞④检查有无故障码
①
①②③④
②
④③①②
③
③④②①
④
④③②①
【单选题】
技术师傅甲说：冷车起动就可以使用解码器马上检查氧传感器性能的好坏；技术师傅乙说：发动机起动后，要等到发动机温度超过60℃时，才能使用解码器检查氧传感器性能的好坏
①
甲说的对
②
乙说的对
③
甲乙说的都对
④
甲乙说的都不对
随机题目
【单选题】
22. The two old sisters，_______ so long，held each other and burst into tears．
①
beingseparated
②
havingbeenseparated
③
havingsepartated
④
hadbeensepartated
【单选题】
30. It _____ quite a few years _____ the accused was declared innocent and set free.
①
was；since
②
is；that
③
willbe；when
④
was；before
【单选题】
36._____ their real economic situations, they got some relief fund from the government.
①
Considering
②
Considered
③
Havingbeenconsidered
④
Beingconsidered
【单选题】
35.No matter how frequently _____ the works of Beethoven always attract a large number of people.
①
performing
②
performed
③
tobeperformed
④
beingperformed
【单选题】
38. In recent years much more emphasis has been put______ developing the students productive skills.
①
onto
②
in
③
over
④
on
【单选题】
39. A survey was carried out on the death rate of those who were infected by SARS, ________were surprising.
①
asresults
②
whichresults
③
theresultsofit
④
theresultsofwhich
【单选题】
34.I heard that you really had a wonderful time at Johns birthday party, _____?
①
didntI
②
didntyou
③
hadntyou
④
willyou
【单选题】
37._____ of water makes Death Valley a desert, but it is by no means devoid.
①
Lacking
②
Beinglack
③
Becauseoflack
④
Lack
【单选题】
33.Modern science and technology has _____ communication between people far apart.
①
madeconvenient
②
madeitconvenient
③
madeitconvenientfor
④
madeitconvenientto
【单选题】
31. The professor said he could talk on _____ interested the audience.
①
anytopic
②
whichtopic
③
whichevertopic
④
thetopichethoughtit