单项选择题


Questions 9 to 12 are based on the conversation you have just heard.

A．In the fourth year of a biology course.
B．In the third year of a biology course.
C．In the second year of a biology course.
D．In the first year of a biology course.
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单项选择题
A．This apple pie tastes very good.B．His mother likes the pie very much.C．This pie can’t match his mother’s.D．His mother can’t make apple pies.
A．This apple pie tastes very good.
B．His mother likes the pie very much.
C．This pie can’t match his mother’s.
D．His mother can’t make apple pies.
单项选择题
A．Because some book in the library are very expensive.B．Because some books in the library are rare.C．Because sometimes students need certain materials urgently.D．Because some students won’t return the books they borrow.
A．Because some book in the library are very expensive.
B．Because some books in the library are rare.
C．Because sometimes students need certain materials urgently.
D．Because some students won’t return the books they borrow.
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