The sale usually takes place outside the house ，with the audience on benches，______chairs or boxes。
| A．having seated | B．to seat | C．seated | D．seating |
---Must I go to the gym three times a week?
---No, you ______. Twice a week is OK.
| A．mustn’t | B．needn’t | C．can’t | D．shouldn’t |
---Mary’s skirt is a real bargain.
---_____ must be in a secondhand shop that she bought it.
| A．That | B．This | C．It | D．There |
I wasn’t aware of this before, but recent research _____ that eating too much fat can contribute to heart disease.
| A．has shown | B．will show | C．was showing | D．showed |
The volunteers will do _______ to help those injured in the earthquake.
| A．everything possible humanly | B．everything humanly possible |
| C．humanly possible everything | D．humanly everything possible |
The petrol in the car _____ on our way to the beach, so we had to walk there.
| A．gave up | B．gave off | C．gave in | D．gave out |