—Have you ever heard of Langlang?—Sure. He is one of ______ pianists ______ I have even seen. 

Swimming is __________ diving.

Now the air in Yancheng is _______ than it used to be . We should do something to stop it .

The world’s population is growing ______ and there is _______ land and water for growing rice.

 --Why do you always watch Channel 10 instead of Channel 5, Grandpa?  --The programs on Channel 10 are ____________. 

John doesn’t play the piano _________________ his classmates in his class.

________all the stars, the sun is __________to the earth.

.I bought _______ exercise books with ________ money.

 The harder you study, __________grades you’ll get.

He often talks   but does      .Poople like him.

 It takes more time to go there by train than by bus. It’s         by plane of the three.

---Doctor , I’m getting ________. --- Well , you’d better eat ______food.

With the help of the machine, we can make the cake ____________ than before.

The 18th  National Congress of the CPC has been one of______things in our life recently.

Trees make our city more beautiful and ________ noisy, do you think so?

—What’s the low-carbon life style like? --Save_______ energy, produce ________ carbon.

There will be         cars in the future in Jinan, so it will be harder to drive in the heavy traffic. 

I think Internet is ___________ than books.

Could you give me ___________ time to think about it?

 Beijing is one of the ____ in the world.