The Greens are from America. They are now 1 vacation in Beijing. This is their first visit to China. They are going to 2 in China for over two months. They want to visit some big cities, villages and famous places of 3.They want to learn some Chinese and taste some delicious Chinese food, 4.

    Mr. Green is a doctor. He will visit a famous 5 in Beijing. Mrs. Green is a school teacher. 6 teaches English in a middle school. She is going to visit some 7 and village schools. Their daughter, Jane is a middle school student. She studies 8 . She can speak a little Chinese. She would like to make some Chinese friends.

    They are going to 9 a lot of photos in China. When they come back to America, they can show them to their friends. They want Americans 10 more about China.

— ________ some meat? 

— OK. I'd like two kilos.

如图是某家族一种遗传病图解，请回答相关问题．（其中阴影部分的图为患病）

计算：（π﹣2016）⁰﹣（$\frac{1}{2}$）²+tan45°= ____

学校开展以“龙年话龙”为主题的系列活动，请你完成下面的任务。