At first he refused to admit he had stolen but when he was shown the videotape（录像带）he ________ and admitted everything.
| A．broke up | B．broke away |
| C．broke down | D．broke in |
Ugly papers sold on streets are another problem of pollution.
Young readers should _____ them.
| A．throw away | B．keep away | C．break off | D．get rid of |
Both the man and his horse ________ after the long ride.
| A．gave out | B．worn out | C．tired out | D．run out |
When you ______ the book please return it to the library on time.
| A．get through | B．get along | C．look through | D．look up |
The world is _______ seven continents and four oceans.
| A．made up of | B．made out of | C．made from | D．made in |
It is difficult for you to ______ what will happen in space without gravity.
| A．depend on | B．have some idea of | C．keep from | D．equip with |