真是让人难忘的海滩, and some are trapezoid,there are colorful and strange shells on the beach. the yellow, at this time, they are very happy; some are barefoot, picking up shells; some are walking leisurely on the beach.金色的海滩, the purple,人们有的在打沙滩排球,黄色的,紫色的,看得我眼花缭乱