【题目】If the project ________ before the end of this month is delayed, the construction company will be fined.
A.completed
B.being completed
C.to be completed
D.completing

【答案】C
【解析】句意：如果建筑工程被耽搁的话，建筑公司将被罚款，所以工程应当是正在被建，将要被完成。所以要用动词不定式to be completed．．．短语作定语。故选C。