A、About 800 years ago.B、About 1, 000 years ago.C、About 1, 800 years ago.
（2）、In which dynasty did Zhang Zhongjing live?
A、Eastern Han Dynasty.B、Western Han Dynasty.C、Eastern Zhou Dynasty.
（3）、Why did Zhang invent dumplings?
A、Because he liked eating delicious food.B、Because he was a doctor who wanted to help the people.C、Because he knew dumplings could save people's lives.
（4）、What kind of dumplings did Zhang invent at first?
A、Beef and onion dumplings.B、Mutton and medicine dumplings.C、Chicken and carrot dumplings.
