题目内容

介导Ⅰ型变态反应的Ig主要是

A. IgM
B. IgA
C. IgG
D. IgE
E. IgD

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Information obtained from libraries is sooner forgotten than .

A. it from life
B. that from life
C. what from life
D. which from life

—If you keep on breaking the rules, you will be fired. — I dont care.

A. What for
B. How come
C. So what
D. Why so

要胜利实现“十一五”规划关键在于()。

A. 坚持党的领导
B. 坚持以经济建设为中心
C. 坚持政治体制改革
D. 坚持走社会主义道路

Personally, I prefer to stay upat night, but notIll have to drive to work the next day.

A. deeply; while
B. deep; unless
C. far; because
D. late; when

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