-----Why do many people like to ride bikes?----Because bikes not only need ________ space, but also cause _________accidents.

Lisa sent for a doctor because she felt much __________.

——Who has ________ marks in English, Wang Lin, Zhang Fang or Li Ming?——Li Ming. He is ________ at English than any other student in the class.

---What do you think of the dress? ---Wonderful. I don’t think I can find a _________ one.

-I think science is more useful than art. -I disagree. I think art is            science.

---Do you think it’s very hot today? ---Yes. But I think it’ll be much _______ tomorrow.

____you study, ____grade you will get.

My English teacher said I was ____ at reading than listening.

If you want to be thinner and healthier, you should eat___food and take____exercise.

He always talks _____ than Li Lei.

----- Why didn’t you enjoy the concert? ----- It was _____ concert I had ever listened to.

- What’s the low-carbon (低碳) style life like? - Save _____ energy, produce _____ carbon.

—Do you like the film 13 Flowers of Nanjing(金陵十三钗)？—Yes, I do．In fact, I've never seen a _______one．

She likes singing, dancing and talking with others.But I often stay at home and read books. So I am ______than her.

--- How many English words should I remember, Mr. Black?--- ______, the better, of course.

----This sweater is too expensive. I can’t afford it. ----How about this one? It’s ______ than that one.

--- How tall the boy is! --- Yes, he is taller than __________ in his class.

The population of Tianjin is ______ than that of Shanghai.

Beijing is one of the ______ in the world today.

If you want to become thinner and healthier. You should eat _______food and take ________exercise.