Problem identification
[计] 问题标识
🧩 词语组成解析
🗣️ 情景例句
I have been learning English for three years now.
我学英语有3年了。
What do you like to do in your spare time?
空闲时你喜欢干什么？
People who live in Britain needn't despair when they made mistakes like this (and a lot of people do)!
当英国人犯这种错误时，他们不必感到绝望（而许多国家的人都有这种绝望的感觉）。