问题
选择题
—The poor people lived near the highway.
—_____ very noisy.
A.It must have been
B.They must be
C.That might be
D.There must be
答案
A
根据句子的时态应该是过去时,因此排除B、D,再根据代词的用法,it可以用来指代环境,而that不行,因此选A。
—The poor people lived near the highway.
—_____ very noisy.
A.It must have been
B.They must be
C.That might be
D.There must be
A
根据句子的时态应该是过去时,因此排除B、D,再根据代词的用法,it可以用来指代环境,而that不行,因此选A。