A 根据汉语意思完成句子
46. The young man has waited outside for a long time and he is getting (不耐烦的).
47. Pay attention to your (拼写) mistakes.
48. We should help Nick if he has difficulty making a (决定).
49. Did your father (答应) to take you to Beijing for the summer holidays?
50. Today some food in this restaurant is (免费的).
B. 根据句意，用括号内所给单词的适当形式填空。
51. It’s a good idea to write down your feelings and (think) in your diary.
52. To stay (wake), he drank two cups of coffee.
