My father ____ my brother for driving but he wanted to pick ____ the knowledge of the computer during his spare time.

________ she ________ an e-mail to her pen pal yesterday evening— No, she studied for the exam.

15．How cold it is! I wonder how grass survive under such heavy snow．–Don’t worry．There is a lot of air in loose snow which _______．

ys, many people walk to work CopenhagenConference calling for living a low-carbon lifestyle to cope with globalwarming

The one _________ me is writing on the blackboard ________ the classroom