1 . 根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hi, Judy.     1    ?
B: Hi, Dennis. I read a book this morning.
A:     2    ?
B: It’s about the invention of paper money.
A:     3    ?
B: It was invented in the 11th century in China. And the money was called “jiaozi”. From the book, I learned Sweden people made the first European banknotes in 1661.
A: Really? It’s much later than China. Chinese people are very great!
B: Yes.     4    .
A: Like what?
B: Paper, silk, chopsticks and so on.
A: Wow! There are many inventions in China.     5    .
B: Yes, I agree with you. They have greatly improved our life.

2 . 完成对话 在空格中填上适当的单词，使对话完整正确。一空一词（含缩写词）。
A: Hi, Dave. Do you know that the Great Wall is the longest wall of the world?
B: Yes. And I really admire your     1    . They were so clever and brave.
A: What do you think it was used for?
B: It might be used for keeping the wind from     2     the sand away.
A: Oh, no. There used to be many wars in the north of China. So people built the Great Wall to prevent     3     from entering China.
B: Oh, I see. Its     4     was to protect people’s safety, wasn’t it?
A: Yes, you are right. At that time, the leader of China was Qing Shihuang. Thanks to the Great, he got     5     of the wars and joined six countries into a big country.
B: He must be the greatest emperor in Chinese history.
A: No, he     6     be the greatest one. In fact, the people lived a hard life at that time.
B: What was the Great Wall made     7    ?
A: Bricks and stones. Some of the stones are so huge that they     8     as much as two tons.
B: Really? I wonder how they managed to move and     9     up those heavy stones without modern machines.
A: Yes, there remain many     10     about it waiting for us to discover.