题目内容
（请给出正确答案）
A.此处是飞机壁板最厚处
B.此处是乘务员在客舱中观察发动机状况的最佳位置
C.此处是观察机翼是否结冰的最佳位置
D.此处是观察飞机前缘缝翼和后缘襟翼放下时状况的最佳位置
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更多“对A319－112型飞机客舱7排和14排壁板上的箭头标志描述…”相关的问题
A、矢量可以表述成一个箭头
B、箭头的方向代表矢量的方向
C、箭头的长度代表矢量的大小
D、两个矢量的相加遵循平行四边形法则
E、两个矢量作为平行四边形相对的两个边
When you return () your studies, your mind will be refreshed(清醒)and you’ll learn more ()study better.Psychologists(心理学家) () that learning takes place this way.Here take English learning () an example.First you make a lot of progress and feel happy.Then your language study seems ()the same.So you will think you’re learning ()and you may give up.This can last for days or even weeks, yet you needn’t give up.At some point your language study will again take another big ().You’ll see that you really have been learning all along.If you get enough sleep, food, rest and exercise, studying English can be very effective and () .Don’t give up along the way.Learn slowly and you’re sure to get a good result.
(1)A.days
B.time
C.hours
D.weeks
(2)A.help
B.give
C.make
D.take
(3)A.after
B.for
C.at
D.to
(4)A.yet
B.and
C.or
D.but
(5)A.have found
B.have taught
C.told
D.said
(6)A.with
B.for
C.as
D.to
(7)A.to have
B.to make
C.to take
D.to stay
(8)A.something
B.anything
C.nothing
D.everything
(9)A.work
B.jump
C.walk
D.result
(10)A.hard
B.common
C.interesting
D.possible
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