He told me to ________, for he wanted to stay for a while all by himself.
| A．leave him behind | B．leave him out |
| C．leave him alone | D．leave him off |
You have to speak slowly in order to ____.
| A．make you understood | B．make youself understood | C．make them understand | D．make themselves understand |
Deaf people use sign language to ___.
| A．communicate | B．communicates | C．communicating | D．communicated |
This little girl can speak many ___.
| A．language | B．languages | C．sentence | D．word |
He told his friends that he ___ what he was reading at the same time the day before.
| A．was just asked | B．just asked | C．had just asked | D．had just been asked |
They ___ every means, but the engine __ work.
| A．tried; couldn't | B．have tried; won't | C．tried; won't | D．have tried; can’t |