46. The dog is a wonderful animal with some amazing 　　　　　 (ability).

45. Thank you for r　　　　 　so much money for the poor children.

C. 根据句意用括号内所给单词的适当形式填空。

44. I read an a 　　　　 　about papermaking in the newspaper yesterday.

43. If my father has no time, I will visit the museum 　　　　 (by myself).

42. Be careful not to 　　　　 (hurt by fire) your hands when you start the campfire.

41. The doctors are able to 　　　　 (keep someone safe from danger) the little boy.

40. You can use your iPhone as a 　　　　 (照相机).

B. 根据所给的首字母提示或英语释义完成句子。

39. Tom 　　　　 (付) 2,000 yuan for the mobile phone last week.

38. Students shouldn’t 　 　　　(冲) around in the classroom.

37. We couldn’t see anything because there was too much 　　　　　 (烟雾) around.