how to do sth结构 — 英语词汇题
题目
根据句意及所给中文提示，用 how to do sth 结构补全下列句子（每空一词，含缩写）。1. The old man showed the children ______ ______ ______ the river safely（如何过）. 2. Nobody taught her ______ ______ the piano（如何弹）, so she learns it by watching videos. 3. Could you give me some advice on ______ ______ ______ new words quickly（如何记住）?