66. The car is running at a _________ (速度) of 80m/s.

65. The water is not fit for _________ (人类) to drink.

64. He took up his _________ (位置) by the door.

63. The _________ (实验) we did this morning made me puzzled.

62. The _________ (雕塑) of Venus is beautiful.

61. Let’s go _________ (楼上) to watch TV.

通读下面的短文，掌握其大意，然后从各小题所给的四个选项中，选出一个最佳答案。

No visitor was left in the museum now, and John was walking around to check if everything was all right. __36__ he saw a beautiful painting lying on the floor. John __37__ and gave it to the curator (馆长).

The curator called several museums to check if it was a stolen painting __38__ no one claimed (认领) it. So the curator decided to hang it. __39__ said it was beautiful and had a very deep meaning. The curator was __40__ to have such a painting in his museum and congratulated John on his discovery.

Some weeks later a woman and her __41__ came to the museum. While they were looking at that painting, the little boy began to __42__. The curator went over and asked what was making him so sad.

The child pointed to __43__ and said, “That’s my painting and I want it back.”

“Yes,” said his mother. “He __44__ it on the floor a few weeks ago. If you look carefully, you can see the name on the painting.” The curator __45__ believe his ears when he heard the truth.

36. A. Suddenly　　　　　　 B. Actually　　　　　　 C. Usually　　　　　　 D. Quickly

37. A. set it up　 　　　　　 B. picked it up　　　 　　 C. tried it out　 　　 D. put it down

38. A. because　　　　　　　　　　 B. so　　　　　　　　　　 C. or　　　　　　　　　　 D. but

39. A. Everyone　 　　　 B. Someone　　 　　 C. No one　 　　D. None

40. A. nervous　　　　　　　　　　 B. lucky　 　　　　　 C. proud　　　　 　　 D. worried

41. A. husband　 　　　　 B. son 　　　　　　　 C. daughter　　 　　 D. friends　

42. A. cry　　　　　　　　　　　　　　 B. shout　　　　　　　　 C. smile　　　　　　　　 D. laugh

43. A. John　　　 　　　　 B. his mother　 　　 C. the painting　 　　 D. the curator

44. A. put　　 　　　　　　 B. drew　　 　　　　　 C. found　　　　 　　 D. left

45. A. might　　　 　　　 B. could　　 　 　　C. might not　 　　 D. couldn’t