He is (cleaning the classroom.)对括号部分提问
He is (cleaning the classroom ).( 对括号部分提问)
He is (cleaning the classroom.)对括号部分提问
The students are (cleaning the classroom.) 对括号部分提问
He hates (cleaning the room.)对括号部分提问
my mother is (cleaning the house).对括号部分提问
sandy is (cleaning his teeth) (对括号部分提问)
(The students) are cleaning the classroom.就括号部分提问,_ _ _ the
they are cleaning (their classroom) 对括号里面部分提问
句型转换He should (clean the classroom).(对加括号部分提问)_______ ______
They are (cleaning the classroom)now 对达括号的提问
there is [ only one ] student in the classroom对括号部分提问
Jim is carrying (some books) to the classroom.(对括号部分提问)