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【单选题】
将凝胶电泳与免疫化学方法结合起来的电泳技术为A.
醋酸纤维薄膜电泳
B.
转移电泳
C.
SDS-PAGE
D.
琼脂糖凝胶电泳
E.
等点聚焦电泳
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举一反三
【单选题】Although John loves KFC. He tried______it too often. [ ]
A.
to eat
B.
not eat.
C.
to not eat
D.
not to eat.
【单选题】Although John was not experienced in business, he did it with ______ .
A.
confident
B.
confidence
【单选题】Although John agreed with me on most points, here was one which he was unwilling to _____ . [ ]
A.
give in
B.
give off
C.
give up
D.
give away
【简答题】Although John the girl for a year, he is still in two minds as to whether to marry her or not.
【简答题】Although John failed again, he wanted to try ___ third time.
【单选题】Although John tried hard in the exam, he did _______ than his brother.
A.
much worse
B.
much better
C.
much badly
D.
more badly
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