She looked at the pretty vase I bought at the market and said it was a real _____.

--- How can I use iPhone 4S ?--- Just refer to the _______.

There is no doubt that all this puts a large _________ on a teacher with a large number of classes.

With the development of economy, even people in remote villages can have________to computers.

Success in money is not always a good __________ of success in life.