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【单选题】
通常所说的血型是指A.
红细胞膜上受体的类型
B.
红细胞膜上特异性的凝集素类型
C.
红细胞膜上特异性凝集原类型
D.
血浆中凝集素的类型
E.
血浆中凝集原的类型
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反馈参考答案：
举一反三
【单选题】The word 'tip' is closest in meaning to ______.
A.
a few tricks
B.
some advice
C.
certain sum of money
D.
some secrets
【简答题】对于《物理教学论》,你将怎样学?
【简答题】According to the article, in some countries leaving a tip can cause bad feelings.
【单选题】(单选)In some restaurants it is expected that the customer will leave a ‘tip’. Typically, what percentage tip should the customer leave?
A.
5%
B.
10%
C.
15%
D.
20%
【单选题】In some restaurants it is expected that the customer will leave a ‘tip’. Typically, what percentage tip should the customer leave?
A.
5%
B.
10%
C.
15%
D.
20%
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