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【单选题】
When a trader buys goods on credit he does not have to ( ) .A.
pay for them immediately
B.
pay for them until the end of the month
C.
pay for them
D.
pay for them until he receives the goods
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举一反三
【单选题】Australia is an ____________ country. [ ]
A.
speak-English
B.
English-speaking
C.
English-speak
【单选题】___ speak Germany and ___ speak English.
A.
Germans, Englishmans
B.
German, Englishmen
C.
Germans, Englishmen
D.
Germanise, Englishmen
【简答题】如图6-25所示回路中的活塞在其往返运动中受到的阻力F大小相等，方向与运动方向相反，试比较： 1) 活塞向左和向右的运动速度哪个大? 2) 活塞向左和向右运动时的速度刚性哪个大?
【简答题】小题1:A lot of vegetables help you to ______ _________ (保持健康) 小题2:Chinese medicine is now popular in ______ _______ _________ （ 在许多西方国家中） 小题3:Mary is _______ _______ _______ (外向的多) than me. 小题4:I ...
【判断题】自激振荡器大多由放大器和正反馈电路组成。振荡器是一种能量转换装置,它能把直流形式的能量经振荡器转变为交变的形式,按自激振荡器产生交流的形式,分为正弦振荡器和非正弦振荡器。
A.
正确
B.
错误
【简答题】Englishmen speak British English and Americans speak American English. A student is learning to speak British English. He often asks himself, “Can Americans understand me when I speak British English?...
相关题目：
【单选题】Australia is an ____________ country. [ ]
A.
speak-English
B.
English-speaking
C.
English-speak
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