题目内容
() 6. — How can we protect the environment?
—First,I think we shouldn’t too many trees.
A. take down B. put down C. cut down D. fall down
6.C
6.C
练习册系列答案
相关题目
题目内容
() 6. — How can we protect the environment?
—First,I think we shouldn’t too many trees.
A. take down B. put down C. cut down D. fall down
6.C