25、Hiking is _______ great fun. You will get close to ________ nature and take exercise at the same time.

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

24、When caught _______, he was always trying _____________ punishment.

A．cheating, escaping                                       B．cheating, to escape

C．to be cheating, escaping.                             D．to be cheating, to escape

23、It is __________ that they have agreed on the contract and will sign an agreement soon.

A．certain      B．possibly    C．surely       D．sure

22、－___________? －What about tomorrow?

A．When do you suggest he leave for Beijing

B．What do you think he should do now

C．When do you think should the meeting take place

D．When do you suppose will they take their holidays

21、All the villagers ____________ the people who fought against the big flood, both young and old, men and women ___________.

A．joined; included                                          B．joined in; containing

C．joined in; including                                      D．joined; including

20、When you finish, please put the book back __________ it was.

A．where      B．at which   C．the place   D．the place that

19、－Is Paul playing soccer and tennis for the school?

－He _________. But now he has given them up.

A．is      B．has    C．used to     D．had

18、－Is this dictionary __________ you looked for just now?

A．that   B．the one     C．which       D．what

17、Don’t tell him again. He is said __________ the truth.

A．knows                                                       B．having known     

C．to have known                                           D．has known