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https://mobile.yangkeduo.com/goods1.html?ps=CaevBnZgJU和https://mobile.yangkeduo.com/goods2.html?ps=UrZvcUX2wh，选哪个
理解问题https://mobile.yangkeduo.com/goods1.html?ps=CaevBnZgJU和https://mobile.yangkeduo.com/goods2.html?ps=UrZvcUX2wh，选哪个
已完成理解「https://mobile.yangkeduo.com/goods1.html?ps=CaevBnZgJU和https://mobile.yangkeduo.com/goods2.html?ps=UrZvcUX2wh，选哪个」
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https://mobile.yangkeduo.com/goods1.html?ps=CaevBnZgJU和https://mobile.yangkeduo.com/goods2.html?ps=UrZvcUX2wh，选哪个不在提醒