单项选择题
The book made a great impact on its readers. ()
A. force B. influence C. surprise D. power
单项选择题 The high-speed trains can have a major impact on travel preferences.()
单项选择题 Among all the essays, his was picked out as the best one by the professors.()
单项选择题 The once barren hillsides are now good farmland.()
