What are the things experts might NOT advise youngsters to

What are the things experts might NOT advise youngsters to wear?A.Wrist guards.

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对革兰阳性菌作用弱,而对革兰阴性菌包括铜绿假单胞菌作用强的药物是

对革兰阳性菌作用弱,而对革兰阴性菌包括铜绿假单胞菌作用强的药物是

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可引起巨幼红细胞性贫血的药物是

可引起巨幼红细胞性贫血的药物是

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The city has decided to do away with all the old buildings

The city has decided to do away with all the old buildings in its center.A.get

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How do you account for your absence from the class last Thu

How do you account for your absence from the class last Thursday?A.explain B.ex

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