这个作业怎么做?It's our duty to kee
Waste paper should be throun every were,It's our duty to kee
It's our duty to make our city much_____
it's our duty to protect our environment/是什么意思请问
每天做作业是我们的责任(it's one' duty to do)
it's our duty to help ____(protect)the environment
it's our duty ti distribute to the society
It's our duty to ____ _____ _______(保护环境)
it's our duty to fight___this kind of terrible disease.
英语翻译和这个词组:It's duty to do
I think it's our duty to keep our environment clean and tidy
Don't throw waste paper everywhere.It's our duty to keep our
It's our duty to take good care of our ________(环境).主要是要不要用复