题目内容
分析 略
解答 B
点评 略
根据句意,用所给单词或短语的适当形式填空。
1.I _______ (be) to Mount Huang with my parents.
2.Our teacher told us there were many _______(home) people in the streets.
3.Look, there are some butterflies ______(fly) in the garden.
4.The air_______(pollute) caused too many problems.
5.To Protect the environment, we should ______ (use)the plastic bags.