【推荐1】He’s _________ in the USA now.

A．in a holiday	B．for holiday
C．to holiday	D．on holiday

【推荐2】—Do we know anything about the big fire?
— Yes, the house burned for hours. Luckily, nobody got hurt.

A．was on holiday

B．was on fire

C．was on duty

【推荐3】After a year’s hard work, I’m going ________ next month to have a rest.

A．on holiday

B．on business

C．at work

【推荐1】—Everyone has a goal. All we should do is to work hard and make ________ great progress.
—Sure, in this way, ________ good luck we expect will come after it.

A．a; the

B．the; a

C．/; the

【推荐2】--Can you go to        bed now?
--Sure．

A．a

B．／

C．the

【推荐3】—We should take ________ pity on the wild animals in the forest.
—Exactly. It’s a pity that lots of them died because of the big fire.

A．a

B．an

C．the

D．/