They are (cleaning the classroom)now 对达括号的提问

They are (cleaning the classroom)now 对达括号的提问 They are (cleaning the room).对括号里面的提问. The students are (cleaning the classroom.) 对括号部分提问 the girls are (cleaning the room) now.对括号提问 They students are cleaning the classroom 对cleaning the class they are cleaning （their classroom） 对括号里面部分提问 They are cleaning the room 对 cleaning the room提问 They are(cleaning the house) 对括号句子提问 （ ）are they（ He is (cleaning the classroom ).( 对括号部分提问) He is (cleaning the classroom.)对括号部分提问 they are (talking)now 对括号里的部分提问 ------ are the --------- now We are cleaning our classroom对cleaning our classroom提问