It was not long_____ he got to know it.
| A．when | B．before | C．after | D．until |
Come earlier, ___ you won’t get anything to eat.
| A．or | B．unless | C．then | D．when |
Jim said that he would not mind__.
| A．to drive for you | B．drive for you | C．driving for you | D．about driving for you |
Many black children died ___ cold and hunger in Africa.
| A．of | B．in | C．on | D．for |
His English is very poor.He can’t make himself ___.
| A．understand | B．understood | C．understanding | D．to understand |
16.Nobody knows who is the first one to add fertilizer ___ the soil to make plants grow better.
| A．to | B．in | C．into | D．on |