完形填空(共12分，每小题1分)
通读下面的短文，掌握其大意，然后从短文后各题所给的A、B、C、D四个选项中，选择最佳选项。
Sarah like to dive for treasure (潜水寻宝). She and Matthew dived together many times. There was only one 36 . The waters in which they dived were full of sharks. So one of them was watching for sharks while 37 dived.
One day Matthew was exploring the bottom. Sarah 38 on top with another diver named David. 39 she saw a huge shadow(影子) in the water. It was a shark, and it was heading straight for David!
What should she do? She was afraid to shout a warning to David. It might 40 him, and he might start splashing. Sarah knew the shark would be attracted by splashing.
There was only one thing to do. She must tell David about the shark in a 41 way. Then, perhaps, he could swim away 42 . The shadow was huger now. Sarah’s 43 was in her mouth, but she swam over to David. In a quiet voice she told him, “There is a shark behind you. Don’t splash. Swim to the boat—fast!”
David 44 . He turned pale, but he did not splash. They headed for the boat.
Sarah looked quickly over her shoulder. The shark was right behind them. They reached the boat just in time. She and David 45 themselves up. The jaws of the shark snapped shut, but it was 46 late. They were safe.
Later Matthew and David 47 Sarah. “ You are a brave young woman,” they told her.
“Treasure hunting is fun,” said Sarah. “You just have to remember one thing. Sharks like to go hunting, too!”
36. A. problem
B. thing
C. boat
D. water
37. A. the other
B. another
C. some
D. others
38. A. walked
B. ran
C. swam
D. went
39. A. Surprisingly
B. Suddenly
C. Quickly
D. Normally
40. A. force
B. interest
C. warn
D. frighten
41. A. quick
B. special
C. quiet
D. good
42. A. dangerously
B. safely
C. fast
D. slowly
43. A. stomach
B. finger
C. heart
D. tooth
44. A. nodded
B. disagreed
C. answered
D. knew
45. A. put
B. brought
C. speeded
D. pulled
46. A. so
B. too
C. very
D. quite
47. A. honor
B. praise
C. admire
D.know
，我们将会及时处理。
