_______ enough is quite necessary for your health, so you shouldn’t stay up too late every day.
| A．Sleep | B．Sleeping | C．To sleep | D．Having slept |
Sam _____ some knowledge of the computer just by watching others working on it.
| A．brought up | B．looked up | C．picked up | D．set up |
I was putting on my shirt ______ my telephone rang.
| A．while | B．when | C． as | D．before |
The alarm_______ when the thieves went into the office.
| A．went away | B．went along | C．went by | D．went off |
People in Jinjang are proud of ____they have achieved in the past ten years.
| A．what | B．which | C．that | D．how |
Elizabeth Blackwell, who in 1849 became the first woman ever a medical degree in the USA, fought women’s rights bravely.
| A．receive; for | B．to receive; for | C．get; against | D．to accept; for |