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【单选题】
拉(压)杆的危险截面一定是横截面积( )的截面A.
最大
B.
最小
C.
平均值
D.
以上三种都不对
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【单选题】It is believed that a new kind of drug ______ by the scientists and they are hopeful that they will succeed in a couple of months. [ ]
A.
has been developed
B.
is being developed
C.
is developing
D.
has developed
【单选题】What kind of message is shown on page 3 of POS REF page? ( )
A.
Fuel, ZFW and GW.
B.
Position and ground speed from all GPS and IRU.
C.
Thrust mode of aircraft.
D.
ETA, EFOB of the aircraft.
【简答题】Being kind and knowledgeable, the new teacher soon became p______ among the students.
【简答题】如何区别先兆流产与难免流产,及其处理原则?
【单选题】What is the new manager like?
A.
Nice, kind and good looking.
B.
Nice, but not kind and strict.
C.
Nice, kind and also strict.
D.
Kind, not strict, not nice.
【单选题】The fruit of the new tomato doesn't taste salty because ______.
A.
The new kind of tomato doesn't need to be watered.
B.
The new kind of tomato can store salts in its leaves.
C.
The new kind of tomato can store salts in its roots.
D.
The new kind of tomato is planted with special water.
【单选题】It is believed that a new kind of drug ______ by the scientists and they are hopeful that they will succeed in a few months.
A.
has been developed
B.
is being developed
C.
is developing
D.
has developed
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