–You can’t imagine _______ great fun chatting online is.– Really? But it may cause you a lot of trouble.

Uncle Tetsu（彻思叔叔）cheese cakes sell well____they are so nice.

We’re going to Suzhou Amusement Park in Linda's card. You can come with us______you can meet us there later．

— They speak perfect English. How long have they learnt it?— ______ they were seven years old.

______ time goes by, China is getting stronger and stronger.