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题目内容
（国家开放大学管理英语3）
If the building project __________ by the end of this month is delayed, the construction company will be fined.
选择一项：
A.
to be completed
B.
is completed
C.
being completed
选择一项：
A.
to be completed
B.
is completed
C.
being completed
参考答案