怎么用电脑________

编造对话________

收某人的来信________

接收邮件________

发送邮件________

The boy ________（大喊）for help when he saw a dog in front of him.

This new road has ________（连接）that mountain village with the big city.

I think it is a fast way to search the information on the ________（因特网）.

When you press the ________（按钮）, the screen will show the picture.

He ________（成功）to cross the river when he was 20 years old.