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【简答题】
If the company wants to make more people buy their products, all they have to do is spend more money on advertising.
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举一反三
【单选题】能连续拍球是哪个年龄段幼儿动作发展的典型表现?()
A.
3-4岁
B.
4-5岁
C.
5-6岁
D.
6岁以上
【单选题】一对渐开线标准直齿圆柱齿轮正确啮合的条件是()。
A.
模数和压力角分别相等
B.
重合度必须大于1
C.
模数相等,压力角和齿数可不同
D.
模数不相等,压力角和齿数相等
【单选题】女运动员月经失调的常见征象不包括( )。
A.
痛经
B.
闭经
C.
月经稀少
D.
月经初潮推迟
【判断题】双片离合器由于有二个从动盘四个摩擦面传递动力,一般多用于重型车辆上
A.
正确
B.
错误
【单选题】He was ________ when the customs officers found drugs in his bag. [    ]
A.
argued
B.
fought
C.
persuaded
D.
arrested
【单选题】女运动员月经失调的常见征象不包括
A.
痛经
B.
闭经
C.
月经稀少
D.
月经初潮推迟
【单选题】Customs officers at a London airport yesterday found $ 500 000 worth of drugs which were being smuggled into Britain in boxes marked 'Urgent Medical Supplies. ' The 【B1】 might have suspected for some ...
A.
authorities
B.
commanders
C.
leaders
D.
directors
【单选题】The customs officers _______ through our bags.
A.
searched
B.
suffer
C.
surfing
【单选题】One of the customs officers, who was watching the arrivals very ________, saw feathers ________ from under a woman’s coat.
A.
closely; falling
B.
close; fall
C.
closely; fall
D.
close; falling
【单选题】渐开线标准直齿圆柱齿轮的正确啮合条件为( )
A.
m 1 =m 2 =m
B.
α 1 =α 2 =α
C.
m 1 =m 2 =m , α 1 =α 2 =α
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