阅读下面短文，从短文后各题所给四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
Mr. and Mrs. Brown were teachers. They lived in a big 1.Last year they went to the countryside for their summer vacation. They 2 it very much because it was a quite clean place.
One day they went for a 3 in the morning and saw an old man. He sat in the 4 sun in front of his house. Mr.Brown went to him and asked, “Do you like 5 in this quiet place?”
The old man answered, “Yes, I 6.”
Mr. Brown asked, “What are the 7 things about it?”
The old man answered “Well, 8 here knows each other(互相) well. They often come to see me, and I often go to visit 9, too. Also, there are lots of children here.”
Mr. Brown said, “That's interesting. Well, 10 are the bad things?”
The old man thought for a short time and said, “Well, the same things.”
