问题
选择题
.
As a matter of fact, ___is a hard job for the police to keep order in an important football match.
A．this
B．that
C．there
D．it
答案
答案：D
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.
As a matter of fact, ___is a hard job for the police to keep order in an important football match.
A．this
B．that
C．there
D．it
答案：D