It's a p____ way to help keep our city clean and tidy.

It's a p____ way to help keep our city clean and tidy. 近义词辨析It's a ____ way to keep our city clean. A. pleasant B. I think it's our duty to keep our environment clean and tidy We feel _____ our duty to keep our city clean and tidy. It is our duty to keep our classroom clean and tidy.中的It《our It is our duty to keep our classroom clean and tidy.中 our du Cleaners do ( ).They keep our city clean and tidy A an impor It is our duty to keep our classroom clean and tidy.句中的 clea It is our duty to keep our schoolyard clean and tidy.这句话是主语从 It is our duty to keep our e___ clean and tidy 近义词辨析It's a ____ way to keep our clean.A.pleasantB.pleasedC. It is our duty to keep our classroom clean and tidy.这句话谁做主语谁