extra

We have a teacher at my school who gives us extralessons sometimes.

coin

The plate is round ; and the coin is round,too.

topic

Pollution is a topic all over China .

been

A:Have you been there before?

B:No,it's my first time to come here.

Be interested in

A:Would you be interested in coming to the cinema with me tonight ? 
B:I'd like to,but I have lots of work to do.

writer

A:Do you know Mark Twain,?

B:Yes,I know.He is a writer.

captial

A:Do you know Beijing?

B:Yes,of course. It't the captial of China.

More than

A:How many people are there?

emperor

Napoleon called himself Emperor of the French.

foreigner

A: What are you doing?

B:I am talking with my foreigner friend.

A: How many foreigner friends do you have?

B:More than five.

A: Oh,great!

quite

A:I plan to climb mountains.Do you want to travel with me ?

B:Of course! I quite like climbing,too.

certain

It is certain that two and two make four. 

Far away

I have a brother and a sister , but they are living in another city far away from here .

miss

A:What’s wrong with you,my honey?
B:I miss you,mom.

澳大利亚的；澳大利亚人的；澳大利亚人

犹太人的；犹太族的

奥林匹克运动会

王朝;朝代