Is that man Mr.Smith?It _____ be him.He has gone to New York on business.
Hangzhou is one of ________ beautiful cities in the world.
The weather in Guangzhou is hotter than _______ in Beijing.
I have_______ money than you, but I have________ friends than you.
In my ideal school , we have a big library________ lots of ________ books.
---What do you think of the fish ?--- It looks_______, but I don’t know if it tastes_______.