_____ _____ _____(不容易)to keep our environment.we____ ____(必须
_____ _____ _____(不容易)to keep our environment.we____ ____(必须
We____ _____ _____ ____(have)a party this Saturday afternoon
It's important for us to _____ our environment.(protection)
We must stop _____(pollution) our environment.
To protect the environment,more trees _____ in our country e
It's our duty to ____ _____ _______(保护环境)
____ _____ _____ _____,please?It's ten to nine
Loud music makes us want to leave(改为被动语态) We____ _____ _____
我们将等你的电话 英文翻译 We____/____ ____ ____ _____ _____your call
英语翻译____ _____ _____ ______ students in our class go to scho
He wants to ____ _____ _____ _____ to help people _____ ____
_____ to improve our English?