《中國藥典》(2005年版)腎上腺素采用的鑒別方法有
A、重氮化-偶合反應(yīng)B
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Itisdifficultto________theimplicationbetweenthelines.
Bothofmybrothersarenowmarried,soIhavetwo_____.
InCanadathefederalgovernmentshavealwaysbeenformedby________.
Childrenwhoareover-protectedbytheirparentsmaybecome_____.
Thatproposalisessentiallyirrelevant________theissueathand.