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【单选题】
巨幼红细胞性贫血是由于缺少：A.
铁
B.
维生素B12或叶酸
C.
维生素B6
D.
蛋白质
E.
促红细胞生成素
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【简答题】苦味的作用是
【单选题】-Can you introduce the town to me? -OK. This is the town I was born. [ ]
A.
that
B.
when
C.
where
【简答题】咸味的作用是（）。|苦味的作用是（）。A. 降泄B. 收敛C. 缓急D. 软坚E. 发散
【单选题】Cambridge -- the University Town 1. When we say that Cambridge is a university town we do not mean just that there is a university in it. Manchester and Milan have universities, but we do not call the...
A.
The present situation of colleges
B.
The busy scene of the university town in full term
C.
Cambridge's emergence as university town
D.
The colorful campus life of Cambridge students
E.
Cars are forbidden in Cambridge.
F.
The origin of college system
【简答题】Write TN beside the sentence in each pair that is that is too narrow to be developed. Write OK beside the statement that is a clear, limited point that could be developed in an essay. a. The library i...
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