A. It makes college education paid in advance.
B. It is good for public and private universities
C. It will be carried out in the family with a child.
D. It makes an account shared by two children.

What do we know about the AIDS patients the author has cared for?A.All of them need the help of medications.B.Some of them die of refusing medications.C.All of them die of AIDS eventually.D.Some of them are killed by the fear of AIDS.

A.All
B.
B.Some
C.
C.All
D.
D.Some
E.

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下列单糖中，不参与糖蛋白糖链合成的是( )。 A．半乳糖 B．N-乙酰葡糖胺 C．岩藻糖 D．艾杜糖醛酸

A.半乳糖
B.N-乙酰葡糖胺
C.岩藻糖

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