Today’s teens don’t see anything strange in the fact _______the computer takes up a central place in their social lives.

Is Miss Wang in the office today?— No, she’s gone to her hometown_________the Spring Festival and she’ll be back in a week

Is John coming by train ? — He should, but he ______ not. He likes driving his car.

Do what you think is right, ______ you will gain a surprising happy ending

I have ________ books than you.