4) A: How often ( you \ clean) your room?
B: Once a week.
5) A: Lisa ( study) hard these days.
B: I know. She ( want) to pass her exams.
5) A: You (look) terrible, What's wrong?
B:I (have) a terrible headache.

4a How often do you clean...?5a is studying5b wants5a are looking5b I am having

A how often do you clean your room?B once a week A lisa is studying hard these days B I know. She wants to pass her examsA you look terrible, what is wrong? B i am having a terrible headache