单项选择题
What do we learn about Andrea’s husband（）
A．He used to work as a miner in Nevada. B．He works hard to support his five kids. C．He considers himself a blessed man. D．He once taught at a local high school
单项选择题 How do students view paper textbooks in this digital age（）
单项选择题 In what way are printed books frustrating to students（）
单项选择题 What is the difference between Act One and Act Two in the test（）
