高中英语一般将来时

“be + 动词的-ing形式”和“be going to + 动词原形”的异同
• • • • 1）表示按计划发生的动作时，两者可互换。 We are moving to a new flat tomorrow. We are going to move to a new flat tomorrow. 2）表示由于客观因素而产生的将来动作或状态 时，用be going to结构，不用be + 动词的-ing形 式。 • You are going to fall if you climb that tree. • Be careful. You are going to break that chair.
• 3.构成:shall • will
• be going to
一般将来时的常用结构
• 在口语中，常用will / shall + be doing结构来代替will /
shall + 动词原形，以表示生动。
• I'll be seeing a friend off at the airport.
• c. 在hope, suppose等后面的宾语从句中常用一般现在时表示将来
动作或状态。 I hope all is well with him.
• be about to do when sth happens 即将发生的动作 。
• The new term is abou to begin. • be due to do sth 表示按计划或时间将要发生的事情。 • The talk is due to last five days. • There be句型的将来时
• ②用于“祈使句 + and + 陈述句”中
Work hard and you will succeed.
Go atwk.baidu.comonce and you will see her.
• ③与表示时间或条件的状语从句连用
• I'll let you know as soon as he arrives
• If you ask him, he will help you.
• 4）be going to 可用于条件句，表示将来时间， will则不能。 If you are going to attend the meeting, you'd better leave now. • ② be + 动词的-ing形式 • 表示根据现在的计划或安排，预期将会发生某事， 这种安排不容随意改变。如arrive, come, go, leave, move, start, stay, get 以及eat, meet, see off, die等，并与表示将来的时间状语连用。如果没 有时间状语，则所表示的动作有即将发生之意。 •
b. 表示有迹象即将要发生什么事 Look at those black clouds. It is going to rain. The car is going to turn over.
“be going to + 动词原形”与“will / shall + 动词原形”的区别
• 1）be going to通常表示很快就要发生的事，而
• ③ be + 动词不定式
• a. 表示按计划或安排将要发生的
• The highway is to be open to traffic in May. Am I to take over his work? • b. 用于条件句中强调按计划或安排将要发生 的动作 If we are to take the 5:00 train, we must leave now.
一般将来时
（一） 一般将来时的构成
• 1.定义：将来要发生的动作或状态。
• 2.标志词：tomorrow， in the future，next week， this Friday,soon,two days later,in+一段时间,one day someday, from now on等。
• ④ 一般现在时 一般现在时可以用来表示将来时间，主要用法有： • a. 表示由于日历或时刻表的规定而固定不变的或 比较不易变更的将来时间发生的动作。 Tomorrow is Friday. What time does the next train leave for Paris? • b. 在时间状语从句或条件状语从句中，用一般现 在时表示将来时间的动作或状态。 I'll give the book to you after I finish it. If he arrives, we must go and meet him at the railway station.
— Matthew phoned while you were out. • — Yes, I know. I'm going to phone him back. 3）表示有迹象显示将要发生某一动作时，要用be going to，不用 will或shall。 I feel terrible. I think I'm going to be sick.
“be + 动词不定式”与“be going to+ 动词原形”的区别
• 2）表示由于客观因素或不受人控制的将要发生 的动作时，只用“be going to+ 动词原形”，不用 “be + 动词不定式”。 • It's going to rain. • Rachel is going to faint.
• c. 表示命令或吩咐等。否定形式常表示 “禁止”或“不许”。 • You are to be back before 10 p.m.. • You are not to go out alone at night. • 1）“be going to+ 动词原形”侧重说话人 个人的意图和打算，“be + 动词不定式” 侧重受别人的指示或安排要做的事 • I'm going to try my best to write this article well. • Am I to wait here till their arrival?
• We shall go unless it rains.
将来时间的其他表达法
• ①be going to + 动词原形
“be going to+ 动词原形”这一结构常用于口语中。
• a. 表示决定或打算要做某事
• • I'm going to buy a new coat this winter. Are you going to play basketball after class?
will/shall既可表示不久的将来，也可表示长远的
将来或不确定的将来。
• She is going to get better.
• She will get better.
• 2）will表示将来，通常是指事先无计划的意图，是临时决定的；
be going to则表示事先有计划的意图，是经过考虑的。 • — George phoned while you were out. — Ok. I'll phone him back.
• He'll be going with us tomorrow.
• ①用于I expect, I‘m sure, I think, I wonder + 宾从
• Don't worry about the exam. I'm sure you'll pass.
• I wonder what will happen.