题目内容
If _______ unsolved, this may lead to more serious problems.
A. making B. remained C. left D. taking
C
考查学生对非谓语动词及省略句的掌握情况。补全为“If it is left unsolved, …” 故选用过去分词表被动。
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题目内容
If _______ unsolved, this may lead to more serious problems.
A. making B. remained C. left D. taking
C
考查学生对非谓语动词及省略句的掌握情况。补全为“If it is left unsolved, …” 故选用过去分词表被动。