题目

Cool temperatures, golden colors of autumn and dramatic events are just three reasons to visit Oregon’s Washington County this fall. The season brings a large number of places to see and things to do. We’ve collected some of the best reasons why you should plan a trip here in the coming months. It’s a Harvest Season Autumn marks the height of the agricultural season, which not only means a variety of autumn fruits and vegetables at the farmers’ markets, but also means that the season is heating up with fun, family farm events. Three apple festivals this fall will celebrate the 11、区别下列各组物质，所选择的试剂或方法错误的是（　　）A、A错误B、B错误C、C错误D、D错误