什么是元素符号？
参考答案：
在化学上各种元素都用不同的符号来表示，这种符号叫元素符号。
按要求完成下列对话，每空一词。
A: Hello, Kate! May I 1 you some questions?
B: 2 !
A: 3 were you born?
B: I was born in January, 1987.
A: 4 were you born?
B: I was born in America.
A: 5 did you come to China.
B: Because my parents worked in China, and I like it very much.
1.______ 2.______ 3.______ 4.______ 5.______
