问题
选择题
The Canadian friends from our school have given us a lot of books, few of______ a bit difficult for us Chinese students.
A．them are
B．that is
C．which are
D．which is
答案
答案：C
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The Canadian friends from our school have given us a lot of books, few of______ a bit difficult for us Chinese students.
A．them are
B．that is
C．which are
D．which is
答案：C