This is our duty to protect our environment around us.此句错在哪?

This is our duty to protect our environment around us.此句错在哪? it is our duty to do it is our duty to distribute to the society翻译 9.How do you understand “Green Olympics”,what do you think is our duty to achieve this goal? 9.How do you understand “Green Olympics”,what do you think is our duty to achieve this goal? It.is.our.duty.to.try.our.best.to.dealIt.is.our.duty.to.try.our.best.to.deal.with.the.challenges.with.the.help.of.our.teachers. it is our duty to protect the environment. It is our duty to protect the environment to protect the environment is our duty 同义句 It is our duty to ＿（study） hard. It is our duty to keep the classroom c--------. It's on duty to keep our classroom clean 改为同义句_______ ________ our classroom clean is our duty. .___ is our duty for us young adults to work hard at our lessons.A.That B.It C.This D.He We thought it our duty to take care of the orphans. 为什么不用“We thought it is our duty”呢? To pretect the environment is our dutyTo pretect the environment is our duty等于什么 It is our duty to try our best during the time It is our duty to keep our e___ clean and tidy 翻译：It is our duty to try our best to deal with each challenge .It is our duty to try our best to deal with each challenge in our education with the help of our teacher.