Have you done ____ to improve the environment?
Have you done ____ to improve the environment?
You have done something useful to i( ) the environment
四道英语句型转换,1.What you have done does harm to the environment.W
have you ever done something to protect environment?
( )have people done to their environment?
Once harm is done to the environment,it takes years to have
第十三讲 宾语从句5.____ has recently been done to improve the taxi s
What can you do to improve our environment?
you have done mistake,you have to solve the mistake
英语翻译What ____ ____ can we do to improve our environment?我们究竟
What harm has human beings done to the environment?
___has recently been done to improve the conditions of eleme