22、请根据下面的提示，写一篇短文。词数不少于50。

    One day, Tom climbed to the top of a mountain and saw a board with a sentence on it. The sentence brought him into deep thought. What do you think the sentence is and how do you understand it?

21、Nokia,         world’s largest mobile phone producer, is going to found       new research center in China.

A．a; a   B．a; the C．the; the     D．the; a

20、—How many times have you seen the actor?

—Oh,         , I think.

A．hundreds of times                                      

B．a hundred of times

C．hundred times                                           

D．hundreds times

19、This book is said to be a special one, which         many events not found in other history books.

A．writes       B．covers      C．prints       D．reads

18、He arrived in New York in 1949,       ,some years later, he became a writer.

A．when B．that   C．where       D．which

17、—You        when you should go in to see the doctor.

—OK.

A．will be told       B．will tell      C．had told    D．had been told

16、Is there a book on listening? If so, I want to borrow       

A．this   B．one    C．it       D．that

15、Though         to stop, the two girls kept on         at the meeting.

A．telling; talking                 B．told; talking

C．telling; to talk              D．told; to talk

14、—There is a lot of smoke coming out of the teaching – building.

—Really? It         be a fire.

A．can   B．ought to    C．have to     D．must

13、It is careless of you        all those plates.

A．drop  B．dropping   C．to drop     D．dropped