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【单选题】
具有“利水渗湿,健脾”功效的菌类药材A.
猪苓
B.
冬虫夏草
C.
灵芝
D.
茯苓
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反馈参考答案：
举一反三
【简答题】多肽链中氨基酸的 ( ) 称为一级结构,主要化学键 ( )
【单选题】Up to 40 per cent of the chemical energy of the burning fuel changed into mechanical energy.
A.
will be
B.
would be
C.
could be
D.
may be
【简答题】By cutting out the middle man and booking your own flights, you can save up to 40 per cent of the cost of a holiday. If you compare this to the price of a hotel stay, the【66】(save) can be even more im...
【单选题】Beijing's top hotels are fielding scores of calls from foreigners and Chinese people eager to book rooms during the 2008 Olympic Games in the Chinese capital. The luxurious and recently-renovated Beij...
A.
The 2008 Olympic Games will be hold there.
B.
More foreigners want to come to China.
C.
People from the United States and Europe are eager to visit China.
D.
Those hotels can offer good service.
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