21．Sandra works in a big factory．She's              worker．

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

22．Qinghai-Tibet Railway（青藏铁路）was completed last year．It is the              railway that connects Tibet with the other parts of China．

A．first                    B．second                 C．third                      D．fourth

23．Studying in a foreign country is a different                   and you can learn a lot．

A．event                   B．exercise               C．experience              D．exhibition

24．Yi Zhongtian's simple and interesting explanation of history has          lots of TV viewers．

A．caused                 B．attacked               C．tested                     D．attracted

25．The bus came and we              ．

A．got off                B．got up                 C．got on                    D．got to

26．Tile number of giant pandas is getting             because their living areas are becoming farmlands．

A．1ess and less                                           B．1arger and larger

C．smaller and smaller                                           D．fewer and fewer

27．--Two Evening Papers，please!

--Only one copy left．Would you like to have              ，sir?

A．one                     B．it                        C．this                        D．that

28．--Do you know                ?

--He has gone to the museum．

A．where he lives                                         B．where he is

C．how he is getting on                                  D．what's wrong with him

29．--“Ann is in hospital．”

--“Yes．I know．I                  her tomorrow．”

A．visit                                                       B．used to visit

C．will visit                                                   D．am going to visit

31．A．traveller              B．actor                   C．doctor                    D．driver

32．A．disliked               B．disagreed             C．invented                 D．discovered

33．A．Eastern                B．Western               C．Southern                D．Northern

34．A．Iron                    B．Paper                         C．Television              D．Silk

35．A．collected              B．divided                C．moved                   D．put

36．A．magazine             B．newspaper            C．book                      D．dictionary

37．A．Sometime            B．Some time                  C．Sometimes             D．Some times

38．A．have to                B．mustn't                C．used to                   D．shouldn't

39．A．books                  B．trees                    C．leaves                    D．factories

40．A．make                   B．use                      C．save                       D．buy

41．A．all                       B．each                    C．every                     D．both

42．A．them                   B．those                   C．these                      D．ones

43．A．Before                 B．After                   C．As soon as           D．When

44．A．repair                  B．record                 C．reuse                     D．return