( )to keep our classroom clean and ti
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
It is our duty to keep our classroom clean and tidy.句中的 clea
英语翻译How to keep our classroom clean and tidy first,we should
Our classroom is cleaned every day and ___ (keep)clean and t
Everyone is s____to keep our classroom clean and tidy
We should keep our classroom clean and tidy.
We must keep our classroom clean and tidy句子结构
It is our duty to keep our classroom clean and tidy.这句话谁做主语谁
We should keep our classroom _______(clean).
1、To keep our environment clean and tidy is our duty.(改为同意句)
-- -- of us should keep our classroom clean and tidy我们每个人都应该