You will _______ your health if you work so hard，eat a little food and sleep badly．
| A．fail | B．improve | C．help | D．endanger |
After the new technique was introduced, the factory produced ______ tractors in 1998 as the year before.
| A．as twice many | B．as many twice |
| C．twice as many | D．twice many as |
—Do you know the tall man ______ to Mr. King over there?
—Sorry, I don’t know him.
| A．to speak | B．speaking | C．is speaking | D．has spoken |
. Can you ______ your sister from that group of girls?
| A．bring out | B．pick up | C．pick out | D．bring up |
Because of her fear of flying, Alice would rather take a long train journey ______ travel by air.
| A．as | B．to | C．than | D．while |
The singer and the dancer ______ come to the meeting.
| A．has | B．have | C．are | D．is |