—There is only one iPad left in the shop window. Hurry up and buy       home.--No need to hurry. I can buy       on the Internet if none is left in the local market.

Put it down, Tom. You mustn’t read _________ letter.

Cars do cause people some health problems, in fact far more serious _____ than computers do. 

Whenever I met him, ____ was fairly often, I like his sweet and hopeful smile.

 There are only _________ new words in the passage, but I know _________ of them.