【正文】
wanted to buy her husband a Christmas gift. A. As she was short of money B. Though money is short C. She was short of money D. Short of money as she was 43. _________ about the universe up till now. A. We know quite a lot B. Only little we have known C. Very little have we known D. So much we do know 44. _________ , she was very brave. A. Girl as she was B. As she was a girl C. A girl as she was D. Girl as was she 45. Such _________ the results of the experiments. A. is B. was C. are D. as be 46. Albert Einstein cared little for money. ___________ Professor Wang. A. Either did B. So was C. So did D. Neither did 47. ____ there no gravity, there would be no human beings on the earth. A. If B. If was C. If not D. Were 48. Only when ________ the painting _________ decide whether the painting is worth buying. A. the sees。 he can B. does he see。 can he C. he sees。 can he D. sees he。 he can 49. On the wall ___________ two large portraits. A. hangs B. hang C. hanged D. are hanging 50. _________ it rain tomorrow, we would have to put off the visit to the Yang pu Bridge. A. Were B. Should C. Would D. Will Keys: 1~20: CBDBB CACDD DAAAC ADBAD 21~40: DCADC CABDC BCDBC BBACB 41~50: DDCAC DDCBB