41．A．animals               B．pets                     C．humans                  D．plants

40．He has ________ his money，He has to get ________ job．

A．ran out，other                                        B．run out of，another

C．ran out of，another                                    D．run out of，other

Wild animals can take care of themselves．But __41__ need special care．You can loam much about animals __42__ taking care of a pet．Owning a pet is almost like __43__ a patient．You must think about __44__ your pet needs．You have to give it food and water and a safe home．You must teach your pet and love your pet．__45_ You do all these things well，you will have a healthy pet．

Some people like dogs best．They give them food and water and a __46__ to sleep in．Dogs love to take walks．Most dogs can learn tricks（戏法），like fetching a ball or rolling over and so on．

Most children like cats best．They __47__ playing with them．Cats like __48__ very much，so they spend most of me time on sleep．Since people regard them as pets，they hardly have to look __49__ anything to eat，__50__ some of them are frightened of mice．

39．―What did you see when you got to the playground?

―We saw some bays ________ basketball．

A．play                    B．playing                C．played                   D．to play

38．―Look，how happily the boys are swimming in the pool!

―How long ________ they ________?

―For about an hour．

A．have，been swimming                             B．have，swum

C．do，swim                                                 D．have，be swimming

37．―What did you do last night?

―We saw a ________ film，we all ________ with it．

A．pleased，pleasant                                    B．pleasant，pleased

C．pleased，pleased                                        D．pleasant，pleasant

36．I don't know when she ________ the work．When she ________ it，please call me．

A．finish，finish                                          B．finishes，finishes

C．finishes，will finish                                   D．will finish，finishes

35．While I ________ a book，there was a knock at the door．

A．read                    B．am reading           C．was reading            D．readed

34．When the mall closed ________ the day，Alice rode home with her friends ________ silence．

A．to，for                B．to，in                 C．for，in                  D．by，of

33．―Did you ________ your lost keys?

―No．I ________ them everywhere．

A．look for，found                                      B．found，looked for

C．find，looked for                                        D．look for，found

32．― ________ do you think ________ finish reading the book?

―In about 2 days．

A．How long，will he                                  B．How soon will be

C．How long，he will                                           D．How soon he will