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【单选题】
增进抗龋齿能力的最主要微量元素是A.
钙
B.
磷
C.
氟
D.
维生素D
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反馈参考答案：
举一反三
【单选题】I wonder ______, Mr.Smith. We're looking for him everywhere. [ ]
A.
where has your son been
B.
where your son has been
C.
where have you gone
D.
where your son has gone
【简答题】What will you do if you get five million(百万)? Different people give different answers. Sally If I get five million, I want to do business. I will do a lot of things for my family. For me nothing is ...
【简答题】If you take five eight, you get three.
【单选题】—Do you have any problems if you five minutes to read? —Well, I’m thinking about the new words. There are too many. [ ]
A.
give
B.
are given
C.
will be given
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