The students are cleaning the classroom.They are busy.(合并成一句

The students are cleaning the classroom.They are busy.(合并成一句 They students are cleaning the classroom 对cleaning the class most.of.students.are.busy.cleaning.the.classroom求翻译 The students are cleaning the classroom. they are cleaning the classroom ____________________________ The students are (cleaning the classroom.) 对括号部分提问 The students are cleaning the classroom改为被动语态 the students are cleaning the classroom 否定句 改错：Are the students cleaning the classroom right now?急 The students are cleaning the classroom.用often改句子 改错：Listen!The five students are cleaning their classroom. （1） Some students are in the classroom.They are singing （合并一