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【判断题】
Investing on image design is an essential step to impress your clients or partners.
A.
正确
B.
错误
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【单选题】关于时效和回火的区别，哪一个是正确的
A.
回火过程中硬度持续下降；
B.
回火过程中也可以出现时效的硬度上升的情况；
C.
干扰项 1 （不必选）；
D.
干扰项2 （不必选）；
查看完整题目与答案
【单选题】关于时效和回火的区别，哪一个是正确的
A.
干扰项 1 （不必选）；
B.
干扰项 2 （不必选）；
C.
回火和时效完成后，都要快速冷却；
D.
回火和时效完成后，都要缓慢冷却。
查看完整题目与答案
【单选题】If you __ a fire, please break the glass to sound the fire alarm.
A.
make
B.
find out
C.
invent
D.
discover
查看完整题目与答案
【单选题】As soon as you hear the fire and emergency signal, you should ensure that the _____.
A.
ring buoys are thrown overboard
B.
engines are stopped
C.
fire pumps are started
D.
life preservers have been issued to everyone
查看完整题目与答案
【单选题】When you are going to put out a fire， you__________. 查看材料
A.
must be careful
B.
should keep air away from it
C.
must know it is erous
D.
should cover it with water
查看完整题目与答案
【单选题】—Could you give us an account about the big fire? —OK. It was a Friday evening _______the fire broke out and ten persons were killed in it.
A.
where
B.
on which
C.
that
D.
when
查看完整题目与答案
【单选题】You should keep furniture or clothes away from a lighted fire because______.
A.
the fire is too low
B.
furniture or clothes block light
C.
there is no guard in the room
D.
furniture or clothes catch fire easily
查看完整题目与答案
【单选题】When approaching a fire from win ward, you should shield firefighters from the fire by using_____.
A.
low-velocity fog
B.
high-velocity fog
C.
a straight stream of water
D.
foam spray
查看完整题目与答案
【简答题】Knowing how to do in case of fire is important. If a fire break out, what would you do? First, you should warn everyone in the building about the er. Don’t panic or start shouting. Be calmly and a...
查看完整题目与答案
【简答题】Escaping a fire is a serious matter. If you know what to do during a fire, you can __1_ _ a life. It is important to know the ways you can use and  __2__ them to everyone in the family, such as stairs...
查看完整题目与答案
相关题目：
【单选题】关于时效和回火的区别，哪一个是正确的
A.
回火过程中硬度持续下降；
B.
回火过程中也可以出现时效的硬度上升的情况；
C.
干扰项 1 （不必选）；
D.
干扰项2 （不必选）；
查看完整题目与答案
【单选题】关于时效和回火的区别，哪一个是正确的
A.
干扰项 1 （不必选）；
B.
干扰项 2 （不必选）；
C.
回火和时效完成后，都要快速冷却；
D.
回火和时效完成后，都要缓慢冷却。
查看完整题目与答案
【单选题】If you __ a fire, please break the glass to sound the fire alarm.
A.
make
B.
find out
C.
invent
D.
discover
查看完整题目与答案
【单选题】As soon as you hear the fire and emergency signal, you should ensure that the _____.
A.
ring buoys are thrown overboard
B.
engines are stopped
C.
fire pumps are started
D.
life preservers have been issued to everyone
查看完整题目与答案
【单选题】When you are going to put out a fire， you__________. 查看材料
A.
must be careful
B.
should keep air away from it
C.
must know it is erous
D.
should cover it with water
查看完整题目与答案
【单选题】—Could you give us an account about the big fire? —OK. It was a Friday evening _______the fire broke out and ten persons were killed in it.
A.
where
B.
on which
C.
that
D.
when
查看完整题目与答案
【单选题】You should keep furniture or clothes away from a lighted fire because______.
A.
the fire is too low
B.
furniture or clothes block light
C.
there is no guard in the room
D.
furniture or clothes catch fire easily
查看完整题目与答案
【单选题】When approaching a fire from win ward, you should shield firefighters from the fire by using_____.
A.
low-velocity fog
B.
high-velocity fog
C.
a straight stream of water
D.
foam spray
查看完整题目与答案
【简答题】Knowing how to do in case of fire is important. If a fire break out, what would you do? First, you should warn everyone in the building about the er. Don’t panic or start shouting. Be calmly and a...
查看完整题目与答案
【简答题】Escaping a fire is a serious matter. If you know what to do during a fire, you can __1_ _ a life. It is important to know the ways you can use and  __2__ them to everyone in the family, such as stairs...
查看完整题目与答案