it is + adj + for sb to do sth
一、基本翻译 it is + adj + for sb to do sth：可以翻译成 对于某人（sb）来说，做某事（do sth）是如何的（adj形容词）。 例①：It’s good for us to have a different focus. （对于我们来说，有一个不同的焦点是
protect sb from sth
protect sb from sth：保护某人免受某物的伤害 如：A pair of sunglasses can protect your eyes from the strong sunshine. Hair can protect our heads from being hurt.
provide sb with sth / provide sth for sb
表示提供的句型： provide，supply，offer，give provide sb with sth：提供给某人某物 如：Our school provides students with many books. provide sth for sb：提供某物给某人 如：Our school provides many books for students. provide sth:
help sb (to) do sth
help sb do sth: 这种结构更常见，使用范围广泛，适用于大多数正式和非正式场合。 如：Lucy often helps Lily do her homework. help sb to do sth: 这种结构较为正式，常见于书面语或正式场合，或者用于强调行动的
stop doing / stop to do
stop 常见三种用法： stop doing sth：停止正在做的事 stop to do sth：停下来去做另外的事 stop sb from doing sth：阻止某人做某事= prevent sb from doing sth After 1 hour, they stopped playing football. 一个小时之后，他们停
arrive in / at
arrive in : 后面接大的地点，比如国家、城市 如：He arrived in Shenzhen yesterday . arrive at: 后面接小的地方，比如车站、公园 如：He has already arrived at the park. 注意：arrive 后面如果是home/here/there等表示地点的
must / may 提问的回答
Must I clean my room right now ? 肯定回答：Yes, you must. 否定回答：No, you needn’t . / No, you don’t have to. 不能用mustn’t 回答。 May I put my bike here ? 肯定回答：Yes, you may / can. 否定回答：No, you mustn
what 开头的疑问句
What is your name ? 你叫什么名字？ What is your nationality ? 你的国籍是什么？ What colour is it ? 他是什么颜色的？ What day is it ? 今天星期几？ What date is it ? 今天几号？ What time is it ? 现在几点钟？ What m
how 引导的疑问句
How is the weather today ? = What is the weather like today ? ——It’s very hot. / It’s windy. How far is it from your hometown to Shanghai ? ——It’s 1,200 kilometres from my hometown to Shanghai. How long does it take you to cook this
had better do sth
1. 意思是“应该；最好”; You had better study hard for your entrance exam. You had better see the doctor about your cough. 2. 后接不带 to 的不定式：had better do sth; you had better be careful. It’s five o’clock. I’d better go now befo
