Work hard, dear．With your work done, you will feel much ________．

A．at ease

B．out of work

C．in peace

D．as usual

Smoking is one of the ________ causes of cancer, killing millions of people each year．

A．major

B．similar

C．commercial

D．chemical

A notice was ________ in order to remind the students of the changed lecture time．

A．sent up

B．given up

C．set up

D．put up

－What do you know about that tennis player?

－He ________ third in the world．

A．ranks

B．functions

C．dashes

D．considers

It is said that the girl will have a chance to ________ her country to take part in the 2012 London Olympic Games．

A．support

B．lead

C．represent

D．guide

－Have the peace talks broken down?

－Yes．Armed conflict is ________ to break out between the two countries．

A．likely

B．possibly

C．probably

D．gradually

The girl was nervous in front of so many strangers and we did all we could to make her feel more ________．

A．at ease

B．in silence

C．for fun

D．with joy

A house may serve many purposes, but its main ________ is to provide shelter．

A．rank

B．approach

C．function

D．theme

I am not a heavy drinker，but I like the ________ glass of wine．

A．occasional

B．light

C．frequent

D．rare

In a sports team each player has a clear role，and there are few ________ when members are uncertain of their roles．

A．occasions

B．positions

C．chances

D．situations