This habit is hard to form________，but in the long run，it will do you good.

A．in future　 　　　　 B．at present

C．in present　 　　　　 D．in the future

No potatoes for me—I’m _______ a diet.

A. at　　　　　　 B. in　　　　　　 C. on　　　　　　 D. with

Many university graduates take the civil servant examination these years, ________ reflects the fierce competition in job market.

A．this　　　 B．that　　　　 C．which　　　 D．what

She caught his eye for an ____________ （瞬间）.

28.           ----- ______ you got the news that the rocket was sent up successfully?

------From the radio.

A. How was it that B. How it was that C. What was it that D. What it was that

As he works in a (n) _________（遥远的）area, he visit his parents every three moths.

Only _______ according to the directions can the medicine be quite effective. (06连云港)

A. taking　　 　　　 B. taken　 　　　 　　C. being taken　 　 　 D. having been taken

Nowadays everyone is responsible for________a harmonious society in China.

A．making up 　　　　　 B．taking up

C．opening up 　　　　　　 D．building up