My son prefers us to email each other once a week spend half an hour on the phone every night.

I like exercise such as _____ sports.

______is the population of your city-It’s about 6 million.

Overuse of computers largelyto the failure of his eyesight，which is also a warning message for us all

Hearing the news, he rushed out, thebookon the table and disappointed into thedistance.