单项选择题
Danny didn't say anything about the matter to Mrs. Green because （）
A．she had known it B．the other boys told her C．he didn't want to be in trouble D．his mother didn't want him to say it
单项选择题 We learn from the reading that（）
单项选择题 The word "gang" in the reading means（）
单项选择题 When Danny's mother came for Mrs. Green, the matter was now （）to Mrs. Green.
