2.时间状语: Always, usually, often, sometimes, every week (day, year, month…), once a week (day, year, month…), on Sundays (on Mondays…), etc.
4.否定形式：主语+am / is / are+not+其他;此时态的谓语动词若为行为动词，则在其前加 don't，如主语为第三人称单数，则用 doesn't，同时还原行为动词。
5.一般疑问句：把 be 动词放于句首;用助动词 do 提问，如主语为第三人称单数，则用 does，同时，还原行为动词。
①It seldom snows here. 这里很少下雪。
②He is always ready to help others. 他总是乐于帮助别人。
③Action speaks louder than words. 事实胜雄辩。
2.时间状语：ago, yesterday, the day before yesterday, last week, last (year,night,month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time,etc.
3.基本结构：主语+动词的过去式或 be 的过去式+名词
4.否定形式：主语+was / were+not+其他;在行为动词前加didn't，同时还原行为动词。
5.一般疑问句：was 或 were 放于句首;用助动词 do 的过去式 did 提问，同时还原行为动词。
①She often came to help us in those days.那些天她经常来帮助我们。
②I didn't know you were so busy.我不知道你这么忙。
2.时间状语：Tomorrow, next day (week,month, year…), soon, in a few minutes, by…, the day after tomorrow,etc.
3.基本结构：主语+am/is / are+going to+do+其它;主语+will / shall+do+其它
4.否定形式：主语+am /is/ are not going to+do;主语+will / shall not do+其它
5.一般疑问句：be 放于句首;will / shall 提到句首。(首字母大写)
①They are going to have a competition with us in studies.他们将在学习中与我们竞争。
②It is going to rain.天要下雨了。
2.时间状语：The next day (morning, year…), the following month (week…), etc.
3.基本结构：主语+was / were+going to+do+其它;主语+would / should+do+其它
4.否定形式：主语+was / were+not+going to+do+其它;主语+would/should+not+do.
5.一般疑问句：was 或 were 放于句首;would / should 提到句首
①He said he would go to Beijing the next day. 他说他第二天要去北京。
②I asked who was going there. 我问，谁要去那里。
2.时间状语：Now, at this time, days, look, listen, etc.
①Are you feeling good today?你今天感觉如何?
②He is doing well in his lessons.在课上他表现得很好。
2.时间状语：at this time yesterday, at that time 或以 when 引导的谓语动词是一般过去时的时间状语等。
3.基本结构: 主语+was / were+doing+其它
5.一般疑问句：把 was 或 were 放于句首。(第一个字母大写)
①At that time she was working in a company. 那段时间她在一家公司工作。
②When he came in, I was reading a newspaper. 他进来时，我正在读报纸。
2.时间状语：yet, already, just, never, ever, so far, by now, since+时间点，for+时间段，recently, lately, in the past few years,etc.
3.基本结构：主语+have / has+过去分词+其它
4.否定形式：主语+have / has+not+过去分词+其它
5.一般疑问句：have 或 has 放句首。
①I've written an article. 我已经写了一篇论文。
②The countryside has changed a lot in the past few years. 在过去的几年，农村发生了巨大的变化。
2.时间状语：before, by the end of last year (term, month), etc.
(1)在told, said, knew, heard, thought等动词后的宾语从句中。
She said (that) she had never been to Paris. 她告诉我她从来没有去过巴黎。
①When the police arrived, the thieves had run away. 警察到达时，小偷们早就跑了。
(3)表示意向的动词，如hope, wish, expect, think, intend, mean,suppose等，用过去完成时表示"原本…，未能…"。
①We had hoped that you would come, but you didn't. 那时我们希望你能来，但是你没有来。
②I had hardly opened the door when he hit me. 我刚打开门，他就打了我。
(注意：had hardly… when... 刚......就......)
③He had no sooner bought the car than he sold it. 他刚买了这辆车，转眼又卖了。
(注意：had no sooner…than 刚…… 就……)
句型1：There+be +主语+地点状语/ 时间状语
There're three books on the table.
句型2：What's wrong with+sb./sth.?
What's wrong with your telephone?
句型3：How do you like…?
How do you like China?你觉得中国怎么样?
句型4：What do you like about…?
What do you like about China?
You'd better ask that policeman over there.
句型7：Thank+sb.+for (doing) sth.
Thank you for coming to see me.
He is a student. So am I.
He didn't have supper until his parents came back.
The baby cried harder and harder.
The more one has,the more one wants.
Last Sunday the weather was not so wet as it is today.
I think art is less important than music.
句型14：stop…from doing sth.
The Great Green Wall will stop the wind from blowing the earth away.
Both you and I are students.
Either you or he is wrong.
Neither he nor I am a student.
句型18：…as soon as…
As soon as I see him, I'll give him the message.
I was so tired that I didn't want to speak.
Though I like writing to my pen-friend,it takes a lot of time.
句型21：be going to
This afternoon I'm going to buy an English book.
句型22：be different from
I think this is different from Chinese names.
句型23：Welcome (back) to…
Welcome back to school!
句型24：have fun doing
We're going to have fun learning English this term.
I don't know all your names because this is our first lesson.
句型26：Why don't you…/ Why not…?
Why don't you come to school a little earlier?
Let's make it half past nine.
句型28：have nothing to do
They have nothing to do every day.
句型29：be sure/be sure of/ about sth. /be sure to do sth.
I was not sure of/about the way, so I asked someone.
There is a shop between the hospital and the school.
句型31：keep sb. /sth. +adj. /V-ing /介词补语 /adv.
You must keep your classroom clean.
Sorry to have kept you waiting.
He finds it very hard to travel around the big city.他发现要环游这个大城市是很难的。
句型33：…not…any more / longer
The old man doesn't travel any more.
句型34：What's the weather like…?
What's the weather like in spring in your hometown?
句型35：There is no time to do/have no time to do
There was no time to think.
I have no time to go home for lunch.
句型36：Help oneself to…
Help yourself to some fish.
句型37：used to do
I used to read this kind of story books.
I borrowed a book from him.
句型39：lend sb. sth. /lend sth. to sb.
He lent me a story book/He lent a story book to me.
句型40：have been to
Have you ever been to Hawaii?
句型41：have gone to
Where's he? He's gone to Washington.
句型42：be famous for
Hawaii is famous for its beautiful beaches.夏威夷以它美丽的海滩而出名。
No matter when you come,you are welcomed.
句型44：be afraid (of/to do/that..)
Don't be afraid of making mistakes when speaking English.
句型45：…as…as possible/…as…as sb. can
I hope to see him as soon as possible.
He ran here as fast as he could.
句型46：practise /enjoy/finish doing
Tom enjoys playing football very much.
He finished reading the story book.
句型47：ask sb. (not) to do sth.
Her mother ask her to clean the room.
句型48：be worth (doing) …
This book is worth reading.
句型49：seem to do / seem +adj. / (介词短语)
He seems to be angry.
The house seems too noisy.
句型50：It's said that…
It's said that one of the most dangerous sharks is the Great White Shark.