My name is Mark. I am eleven. I’m an English boy. I am a student. Mr Green is my English teacher. David and I are good friends. We go to school at 7:30 in the morning. We go home at 4:00. I have a red schoolbag. Helen has a black schoolbag. They are big and nice. 

1.Mark is ____.

A 8

B 9

C 10

D 11

解析：选D。D细节理解题。根据第二句“I am eleven.”可知，马克今年十一岁。故选D。

2.Mr Green is my ____ teacher.

A PE

B math

C English

D Chinese

解析：选C。C 细节理解题。根据第五句“Mr Green is my English teacher.”可知，格林老师教英语。故选C。

3.David is Mark’s ____.

A friend

B teacher

C cousin

D brother

解析：选A。A细节理解题。根据第六句“David and I are good friends.”可知，大卫是他的好朋友。故选A。

4.They go to school at ____.

A 7:00am

B 7:30am

C 8:00am

D 8:30am

解析：选B。B细节理解题。根据第七句的“We go to school at 7:30 in the morning.”可知，我们早上七点半去学校。故选B。

5.Mark’s schoolbag is ____.

A yellow

B black

C white

D red

解析：选D。D细节理解题。根据倒数第三句“I have a red schoolbag.”可知，马克书包是红色的。故选D。