20、Song Zhiyong, an ordinary farmer in Tangshan, devoted himself ______the people

in the snow-hit and earthquake-hit areas．

A．to help        B．in helping           C．to helping        D．helping

19、The news has spread all over the country______ the Chang’e-1 has been launched successfully．

A．that           B．which           C．whether         D．what

18、______ the Olympic Games successfully is the most important event of 2009 for us Chinese,_______ proved that China holds a highly significant position in the world．

A．Hosted; which         B．To host; as                 C．Hosting; that          D．Hosting; which

17、---Why do you look so sad?

---There are so many problems _____．

A．remaining to settle                           B．remained settling

C．remaining to be settled                       D．remained to be settled

16、---Did you have any problem in getting accustomed to the climate here?

--- _____ to speak of．

A．None               B．Neither               C．Nothing               D．No one

15、Was it in the factory ______ we used to work _____ the accident occurred ?

A．where; that           B．which; that            C．that ; where              D．where; which

14、He is so tall that you can _______ easily in the crowd．

A．find him out          B．pick him out          C．work him out         D．speak him out

13、______ looking after her sick mother, the fifteen-year-old girl had to take up two part-time jobs to earn some money for food．

A．As far as              B．As long as           C．As much as           D．As well as

12、The inspectors, _____ the book unhealthy for children, suggested it ______．

A．finding; banned                                  B．to find; banned 

C．found; to be banned                            D．finding; be banned