题目内容
B) 根据句子意思,用括号中所给单词的适当形式填空。
1.The____ (pollute) air and water are harmful to people’s health.
2.Is there any____ (possible) that you’ll be back by the weekend?
3.The bus was too____ (crowd) for us to get on.
4.There are some____ (risk) with this method, so certainly do not try this at home.
5.The machine has two serious____ (advantage), so we must find some ways to improve them.
练习册系列答案
相关题目