题目

Mr. Green is from England. He is a good teacher. He teaches English in Zhengzhou No.20Junior High School. He likes teaching very much. He speaks English with his students in class. His telephone number is 62901104. My name is Wang Peipei, Peipei is my given name and Wang is my family name. I’m from Henan. I’m 12 years old. I’m his student. I’m in Class Four, Grade Seven. Mr. Green likes me very much. He is friendly to (对……好) me. We are good friends.【1】Mr. Green is in ________ now.A.England B.China C.Canada D.America【2】Wang Peipei is from ________.A.Hebei B.Fujian C.Hena（2012•湘潭三模）（优选法选做题）那霉素发酵液生物测定，一般都规定培养温度为（37±1）°C，培养时间在16小时以上，某制药厂为了缩短时间，决定优选培养温度，试验范围固定在32～45°C，精确度要求±1°C，用分数法安排实验，令第一试点在t1处，第二试点在t2处，则t1+t2=77°C77°C．