45. I”ll return all the books _____ I borrowed from the library .

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

44. Jack _____ be at home now because I have just seen him in the library .

A. may not B. mustn”t C. can”t D. needn”t

43. �Kate wants to know if _____ a picnic tomorrow .

�Yes . But if it _____ , we”ll go to the shopping mall instead .

A. you have ; rains B. you will have ; will rain

C. you will have ; rains D. you have ; doesn”t rain

42. Nearly everybody here _____ when the old factory _____ .

A. know ; built B. is known ; was built C. knows ; was built D. knows ; built

41. �Nice to see you . I _____ you for a long time .

�I _____ in Shanghai . I”ve just come back .

A. haven”t seen ; shall be B. hadn”t seen ; am

C. haven”t seen ; was D. didn”t see ; am

40. He asked me to _____ him the dictionary , but I _____ it at home .

A. borrow ; left B. lend ; left C. borrow ; forget D. lend ; forget

39. �_____ do you go to the cinema ?

　�About once a month .

A. How long B. How often C. How soon D. When

38. In the exam , I think , the _____ careful we are , the _____ mistakes we”ll make .

A. more ; more B. more ; less C. less ; fewer D. more ; fewer

37. Call a taxi , _____ you will miss the train .

A. and B. though C. because D. or