Recently we have seen the film The Flowers of War, _______ are used in some restaurants to attract consumers.

He made a promise _____ he would treat me to dinner if I helped him with his housework,______ made me very excited．

What if we meet a situation ______ we won’t be able to deal with?

Recently I have bought an ipad mini on the website of Taobao.com, _______ the price is very reasonable.

—The boys hid themselves in the places ________ they couldn’t be found.
—How naughty(淘氣的) they are!

Have you seen the film “Titanic”, ______ leading actor is world-famous?

My sister is always telling us of the people and the things ____ interest her.

The retired workers were invited to the company， ________surprise，changes had been so great over the years.

If the machine makes a mistake -- ____ rarely happens -- it gives a warning in the form of a red light.

Burglar alarms ________ at any time of the day or night serve only to annoy.