Take exercise, you will become stronger and healthier.
| A．or | B．and | C．but | D．because |
Do you think Jack is ____ honest boy?
| A．a | B．an | C．the | D．/ |
She’s never been to Sanya,______?
| A．has she | B．is she | C．hasn’t she | D．isn’t she |
The teacher with his students _____ playing _____football at this tine yesterday.
| A．was; the | B．is;the | C．were ;/ | D．was; / |
You must be very tired. Why don’t you______ a rest?
| A．stop having | B．stop to have | C．to stop having | D．to stop to have |
All lights______after the students left the classroom.
| A．went down | B．goes off | C．goes down | D．went off |