问题
选择题
Mr. Smith has bought a new house in the country, around _____ some green trees.
A．which is
B．it is
C．which are
D．them are
答案
答案：C
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Mr. Smith has bought a new house in the country, around _____ some green trees.
A．which is
B．it is
C．which are
D．them are
答案：C