题目

造纸术是我国的四大发明之一，人们公认的造纸术发明者是（ ）。 A . 蔡伦 B . 张衡 C . 祖冲之 答案：A听录音，选出你所听到的句子。（_____） 1.A.This is my grandma. B.This is my grandpa.（_____） 2. A.I was at home yesterday. B.Were you at home yesterday?（_____） 3. A.Was it sunny in London yesterday? B.Was it windy in London yesterday?（_____） 4. A.Shenzhen is a big city now.B.Shenzhen was a big city then.（_____） 5. A.It was a very small village then. B.It was a very big city then.