阅读理解。

     Good morning, everyone. I'm James Alan Copper. I'm 13 years old.

I'm an English boy but now I'm in Chongqing with my parents. My last

name is opper and my given name is James. My phone number is

297-3678. I have a good friend. His name is Jim White. Jim's telephone

number is 908-7652. We are classmates. We like our school and teachers.

1.James Alan Copper is _______ years old.

A.11

B.12

C.13

D.14

2.Now James is in _______.

A.Chongqing

B.Beijing

C.Shanghai

D.Hong Kong

3._______ is James' good friend.

A.Alan

B.Copper

C.Jim

D.James Alan Copper

4.Jim's phone number is ________.

A.297-3678

B.297-3768

C.908-7652

D.908-7562

5.The two boys are ________.

A.brothers

B.teachers

C.cousins

D.classmates

下列物质的电子式书写正确的是[ ]

A．NaCl：

B．NH₄I：

C．HClO：

D．H₂S：