John complained to the bookseller that there were several pages______in the dictionary.  

Tom’s parents are worried that he is__to the computer games which is__to children.

When he came back three hours later, they were still ____on the sofa, _____ in conversation.

— How about camping this weekend , just for a change?

— OK, __________ you want.

 —Isn’t it time you _______ down to _______ your own things?

—I’m sorry for the delay, Dad.

—You look unhappy， my son?

—I’m wondering how long it’ll be          we come to China again.

I wonder how it ____ that Chinese climbers successfully finished the torch relay on the Mount Qomolangma, where the air is so thin.

It's     belief that parents have to spend nearly 500,000 yuan bringing up a child in China nowadays．

 A small part the population are believed to have no     to the health care in the west rural area of the country. 

 _______ the smoke come out of the building, my first thought was to call the fire department as soon as possible.