( ) 5. Where is the screen?
( ) 6. What can the students do on the screen?
( ) 7. What can't we see in the classroom?
( ) 8. The underlined word "it" in paragraph 2 refers to "______".
( ) 9. Why does Bob write the passage?
C
( ) 6. What can the students do on the screen?
A
( ) 7. What can't we see in the classroom?
D
( ) 8. The underlined word "it" in paragraph 2 refers to "______".
B
( ) 9. Why does Bob write the passage?
A
答案：5. C
6. A
7. D
8. B
9. A
6. A
7. D
8. B
9. A