Unit 3 A day out
（试卷满分：100分考试时间：90分钟）
二、单项选择 15 分
( ) 21. His parents were worried that he _____ too much time chatting online.
A. spent B. cost C. paid D. had
( ) 22.—Don’t touch the machine！—__________.
A. Ok, I do. B. OK, I won’t C. Sorry, I don’t D. Ok, I will.
( ) 23 .The artist said that he hoped ______ drawing the picture soon.
A. his son to finish B. to finish
C. finishing D. his son will finish
( ) 24. ---Dad, look at the building .It is on fire.
---Call 119 ______ the mobile phone right now.
A. in B. with C. on D. at
