高中必刷题高二下学期英语北师大版选修七 Unit 19 Language 单元限时作业课件

英语 高二下 BS 历史 必修3 RJ Unit 19 Language 选修7 单元限时作业 03 [湖北十堰2019高二月考]When I first started taking photographs of the night sky, I never thought I'd end up doing ii for a living. I'd always been interested in photography. I used to drive my family and friends crazy because I was always taking photographs of them. Then one day I saw a poster of the Earth taken from outer space. Posters like that were really popular in the 1970s. I had seen lots of them, but there was something different about this one. It attracted me and it ended up changing my life! It hasn't always been easy though. I remember trying to take a picture of the Comet Hale-Bopp for a photography competition in 1997. I checked with the experts at the local weather station to make sure they weren't expecting clouds or strong winds. At 3:30 am I set the camera on a tripod （三脚架）in my garden, and then I began the countdown to 4:00 am, when the comet was scheduled to appear. I recall thinking, “If everything goes as planned, t