a,the number of cities is increacing________dovlopment is moognined aomanthe world

You are very good___ stories.

In his speech, Premier Wen Jiabao points out that creativity is __it takes to keep a nation highly competitive .

The changes in our chemistry lab will cost quite a lot, ____ they will save us money in the long run

While in university, we were offered a number of after school activities to________our social skills. [ ]