题目内容
3.如果你在一个陌生的城市迷路了,最好向警察求助.You'd betterask a policeman for help when you get lost in an unfamiliar city.
分析 ask a policeman for help.
解答 答案:ask a policeman for help.根据中英文对照这里需要译出向警察求助,向…求助用ask sb for help,这里前面有You'd better,表示你最好…,后加动词原形,故答案是ask a policeman for help.
点评 常见后接动词原形的词或短语:why not/had better/please/would you please/let/make/情态动词,等等.
注意否定形式:had better/would you please/let直接加not+动原;
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