Read the sentences and fill in the blanks with proper words (选择正确的的单词填空，使其内容通顺)
1.This lovely doll which sells at a high price is made in________(America/American).   
2.You should try to make________(less/fewer) mistakes in your exam.   
3.Don't drink________(too much/too many) wine. It's bad for your health.   
4.________ (Keep/Keeping) a healthy diet is very important for us.   
5.(How about/Why not) ________take a walk after supper with your parents every day?   
6.Spend more time________(eat/eating) with your family.

Can you finish the work well with _________ money and ________ people. (  )

A．less; less

B．less; more

C．more; fewer

D．less; fewer

The boy is ______ than his brother. (   )

A．short

B．heavy

C．heavier

Nowadays pollution is than before. （    ）

A．serious

B．seriously

C．more serious

D．more seriously

Singapore Flyer is the world’s ______ flyer. (   )

A．largest

B．larger

C．large