被动语态描述发明(一般过去时) — 英语选择题
题目
A student invented a hand-held fan in 2009. Which sentence gives the same information? A. A hand-held fan was invented by a student in 2009. B. A hand-held fan is invented by a student in 2009. C. Hand-held fans was invented by a student in 2009. D. A student was invented by a hand-held fan in 2009.