问题描述：
（A）Could you lend me three ____ dollars?A.hundred B hundreds C hundred of D hundresd of
请问为什么选A.因为three+原型吗?
还有这个
（D） They ____ a football match betweent 7 and 9 o'clock yesterday evening.
A.watch B,watched C.are watching D were watching
为什么选D
请问为什么选A.因为three+原型吗?
还有这个
（D） They ____ a football match betweent 7 and 9 o'clock yesterday evening.
A.watch B,watched C.are watching D were watching
为什么选D
问题解答：
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