内容正文:
Module 1
Wonders of the world
Unit 3
Language in use
1. 一般现在时
2. 一般过去时
3. 一般将来时
4. 现在进行时
5. 现在完成时
6. 过去进行时
六种常用时态
时态 含义 结构 常用时间状语
一般现在时 表示惯性的行为;或意愿、声明;或实际的情况和客观真理。
一般过去时 表示过去发生的动作或存在的状态,也可表示过去经常性的动作。
一般将来时 表示将要发生的动作或存在的状态。
现在进行时 表示现在或现阶段正在进行的动作或发生的事。
am / is / are 或其他动词的一般现在时形式
usually, always, often, every weekend 等
was / were 或其他动词的过去式形式
yesterday, last year, two days ago等
be going to / will+动词原形
tomorrow, next month,in the future等
am / is / are+动词-ing形式
now, at the moment等
注意:表示客观事实真理用一般现在时。
六种常用时态
时态 含义 结构 常用时间状语
现在完成时 表示发生在过去的动作对现在造成影响;表示从过去某个时间开始,持续到现在的动作或状态
过去进行时 表示过去某个时刻正在进行的动作;
表示过去某一阶段正在进行的动作。
Have / has + 动词的过去分词
so far, recently, in the last few years, just, already, yet, ever, since, for…
was / were + 动词-ing形式
at that time, at that moment, this time
yesterday, from six to seven last night, when,
while…
注意:while从句中的动词只能是延续性动词,
when从句中的动词延续性动词非延续性动词均可。
注意:have been to 曾去过某地 (已回)
have gone to 已经去了 (未回)
1. — _______ you have an eraser, Cindy?
— Yes, It’s my pencil box.
A. Is B. Are C. Do D. Does
2. —Did you do anything interesting last Sunday?
—Not really. I just ____ at home.
A. stay B. stayed C. will stay D. am staying
3. —I saw the light of your room was still on at two o’clock last night.
—Oh, I ______ football match of the Russia World Cup.
A. watched B. was watched C. am watching D. was watching
Grammar exercises
Revision
4. With the development of science and technology, robot cooks ____ in our
families in the future.
A. appear B. appeared C. will appear D. is appearing
5. —It’s time to work now.
—OK. I’ll wake Carl up. He ______ for an hour.
A. has fallen asleep B. has been asleep C. fell asleep D. falls asleep
Revision
6. My mother _____ dinner when I got home yesterday.
A