They have to （clean their room）对括号提问

They have to （clean their room）对括号提问 they have to(clean the classroom对括号里提问 they have to （clean the classroom） every day对括号的部分提问 They have to (clean the classroom) after school 对括号部分提问 He has to clean his room every Saturday.(对clean his room 提问） He needs to clean the room(对clean the room提问） they had to(climb into the room through the window)(对括号部分提问） They are talking to （their teacher） 对括号部分提问 I'm going to clean my room (this weekend)对括号部分提问 linda has to (clean the room) every morning对括号部分提问 They need thirty minutes to clean their classroom.(对划线部分提问) ①They asked me to （help to clean up our city parks）.对括号部分提问