Tom and ___ofen clean our classroom ____after school

Our classroom is big and clean. Tom and I often clean our ( )after school.括号内怎么填? My teacher wants us _______(clean)our classroom after school clean,classroom,are,we,going,to,our,school,afterl,. Everyone is s____to keep our classroom clean and tidy Our classroom (is/are) bright and clean.到底选哪个? We should keep our classroom clean and tidy. We must keep our classroom clean and tidy句子结构 Our classroom is so clean and tidy.(改为感叹句) Our classroom ________ very big and clean. We enjoy studying Our classroom is big and clean.否定句怎么改? school is over,and then the students clean their classroom.