题目

Let’s join in the about the wonders of the world. I think natural wonders are more interesting than man-made ones.A.operation B.discussion C.progress D.energy 答案：【答案】B【解析】句意：让我们一起讨论世界的奇迹吧。我认为自然奇观比人造奇观更有趣。考查名词辨析。operation操作；discussion讨论；progress进步；energy能量，根据所给空后面的about the wonders of the world可知，应该是讨论，故选B。句型转换。1. The boy used to like running. (改为否定句)    The boy _____  _____ to like running.2.My father used to read books after supper last year. (改为一般疑问句)    _____ your father _____ _____ _____ books after supper last year?3. My father stopped working in the factory when he was fifty-five years old. (改为同义句)    My father _____ _____ working in the factory when he was fifty －five years old.4.It took me three hours to do my homework last Sunday. (改为同义句)    I _____ two hours _____ my homework last Sunday.5.1 used to go to sleep with my bedroom light on. (对画线部分提问)    _____ _____ you use to go to sleep?