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【判断题】
晋南牛的产奶量为 700kg 。
A.
正确
B.
错误
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【简答题】短文听力填充(2): One of the most significant _____________1 of aircraft design is CG. It is the _____________ 2 point where the mass or weight of an aircraft may be said to center; that is, a point around w...
【单选题】《词选》是()所编。
A.
黄庭坚
B.
况周颐
C.
王国维
D.
张惠言
【简答题】在配制蓄电池的电解液时应该注意哪些事项?
【单选题】—May I go out tonight? —Of course you can, _____ you promise to be back before 10 o’clock.
A.
as soon as
B.
as well
C.
as long as
D.
as usual
【简答题】请任选中学生物课程教材某一节的内容,根据自己的理解,撰写一节课的教案( 45 分钟)。
【单选题】The speed of an aircraft is given to be 950 km/h. If the speed of sound at that location is 315 m/s, the Mach number is
A.
0.63
B.
0.84
C.
1.0
D.
1.07
E.
1.20
【判断题】If an aircraft exceeds its critical angle of attack in a climb, the wings may stall.( )
A.
正确
B.
错误
【单选题】配制蓄电池电解液时,应将
A.
蒸馏水徐徐倒入纯净的化学硫酸中
B.
工业硫酸徐徐倒入蒸馏水中
C.
纯净的化学硫酸徐徐倒入蒸馏水中
D.
蒸馏水徐徐倒入工业硫酸中
【多选题】查到资料的关键是选对关键词,所以
A.
主题词中的学术术语就是关键词,如学习动机
B.
研究领域也是关键词,比如,研究高校学生学习动机,可以用“高等教育“做关键词
C.
看相关文献中使用的关键词,选择合适的用
D.
可以使用“关键词词典”,这是图书馆编目常用的
【简答题】Aircraft Lost Getting lost in an aircraft is a potentially erous situation, especially when low on fuel. If a pilot becomes lost, there are some good common sense procedures to follow. If a town o...
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