问题描述:
they looked for a quiet place to live in ,不定式后的介词in要吗?
要是不要,可教本里有这样一句话:zoos are terrible places for animals to live in.
要是不要,可教本里有这样一句话:zoos are terrible places for animals to live in.
问题解答:
我来补答展开全文阅读