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【单选题】
以下各项中,不是注射剂附加剂的是A.
pH调节剂
B.
润滑剂
C.
等渗调节剂
D.
抑菌剂
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举一反三
【单选题】Responsibility for family is ________ happiness exists when you think of your parents and children.
A.
which
B.
what
C.
where
D.
whether
【简答题】Though your parents probably meant to have your name last a lifetime, remember that when they picked it they’d hardly met you, and the hopes and dreams they cared for when they chose it may not match ...
【简答题】When your parents advise you to “get an education” in order to raise your income, they tell you only half the truth. What they really mean is to get just enough education to provide manpower（人力资源） for...
【单选题】When was it _____ your parents took you to Hangzhou?
A.
before
B.
if
C.
which
D.
that
【简答题】When your parents advise you to 'get an education' in order to raise your income, they tell you only half the truth. What they really mean is to get just enough education to provide manpower for your ...
【单选题】. When your parents haven’t ____your letter for a long time,they will worry about you.
A.
heard
B.
heard from
C.
received
D.
accepted
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