一、一般将来时
一般将来时表示将来某个时间要发生的动作或状态,或将来经常发生的动作或状态。
一般瓴烊椹舟将来时的基本结构
1. will+动词原形
I will do a better job next time. 下次我要做得好些。
否定式:will not=won't
Oil and water will not mix. 油和水没法混在一起。
一般疑问式:will+主语+动词原形+其他?
特殊疑问式:特殊疑问词+一般疑问式?
2. am/is/are going to +动词原形
He is going to spend his holidays in London. 他打算在伦敦度假。
否定式:am/is/are not going to +动词原形
Look at the dark clouds. There is going to be a storm. 看那乌云,快要下雨了。
一般疑问式:am/is/are +主语+ going to + 动词原形+其他?
Is he going to collect any data for us? 他会帮我们收集数据吗?
特殊疑问式:特殊疑问词+一般疑问式?
What are you going to do tomorrow? 明天你打算作什么?
二、 情态动词
can(能,会); may(可以,可能,也许);must(必须,一定,应该);have to(必须,不得不)
1. 肯定句结构:主语+can/may/must+动词原形+其它
例:I must go now.
2. 否定句结构: 在can/may/must后加not
例:You mustn’t talk aloud in the library.
3. 一般疑问句结构: 把can/may/must提在主语前
例:Must you go now? (Yes, I must. No, I needn't.)
May I open the window? (Yes, you may. No, you needn't.)
三、 had better用法
had better+动词原形表示“最好做……”,变否定句时在had better后加not。
例:You had better catch a bus.
You'd better not catch a bus. (You had= You'd )
