招贤纳士
If you want to be thinner, you must eat            and exercise ______.       [     ]
A、more, less
B、fewer, more.
C、less, more
China has   _               population in the world.[     ]
A、the largest
B、larger
C、the most
根据所给的汉语提示,转换下列句型(合并为一句话)。
1.  Tom jumps high.  Jack jumps a little higher.
     Jack jumps a______than Tom.
2.  His desk is l meters long.  That one is 2 meters long.
     That desk is______as______as this one.
3.  Lily is 5 years old.  Ann is 16 years old.
    Ann is______than three times______ than Lily.
4. Peter weighs 20 kilos. John weighs 25 kilos.
    John weighs______kilos more______  Peter.
5. Jean eats three cakes.  Ann eats two cakes. 
    Ann eats a     __ _      ___     than Jean.
用括号中所给单词的适当形式填空
1. People are not the only ones hurt by air __________(pollute).
2. The situation was much __________(bad) than they had expected.
3. Compared with the past, people today are __________(healthy) and live longer.
4. “What do you think is the most important __________(different) between the two words?”
    the teacher asked.
5. As everyone knows, exercise can make us feel __________(relax).
Some students think math is ____ physics.        [     ]
A、more difficult
B、 much difficult
C、 more difficult than
It is quite hot these days.  And today is _____ day.               [     ]
A、the hottest
B、hotter
C、as hot as
—Do you think computers are more expensive than they were five years ago?        
—No, they are _______.     [     ]
A、cheap
B、cheaper
C、cheapest
D、the cheapest
I____be a bit shy, but they have helped me to be          confident. Now I know that I have the ability____good work.          [     ]
A、used to, more, to do
B、be used to, more, do
C、used to, better, doing
Now the air in our city is _______ than it used to be. Something must be done to stop it.[     ]
A、very good
B、much better
C、rather bad
D、even worse
I used to like music.  But now I'm _______ in sports.       [     ]
A、interesting
B、more interesting
C、more interested
D、much interested