Listen Vocabulary Activity Notes Hints & Tips Comments (15) Choose a mode: Pinyin Simplified Traditional English Choose a mode: Pinyin Simplified Traditional English Sentence Builder Sentence Builder Did you understand the question I just asked? 的 我 了解 你 说 吗 问题 刚 Wrong. Correct. Umbrellas are also useful, especially when it's raining 时候 雨伞 很有用的 是 的 是 也 在 特别 下雨 Wrong. Correct. Listen Vocabulary Activity Notes Hints & Tips Comments (15) New Characters »