#英语语法# #英语流利说# #林允儿希望小学# 一般过去时
表示过去发生的动作或事件，常和表示过去的时间状语连用，如yesterday, last night, the day before yesterday, 3 days ago...
含有be动词的句子，将be动词变为过去式。am, is的过去式为was, are的过去式为were：
I was at the butcher's.
You were a student a year ago.
The teacher was very beautiful ten years ago.
★变疑问句将be动词移动到句首
Were you at the butcher's?
Were you a student a year ago?
Was the teacher very beautiful ten years ago?
★变否定句在be动词后面加not
I was not at the butcher's.
You were not a student a year ago.
The teacher was not very beautiful ten years ago.
★肯定回答否定回答
Yes, I was. / No, I was not.
Yes, you were. / No, you were not.
Yes, he/she was. / No, he/she was not.
★特殊疑问句
What did you do?（必背）
不含有be动词的句子，将动词变为过去式：
I finished my homework yesterday.
The boy went to a restaurant.
The Sawyers lived at King Street a year ago.
★变疑问句在句首加did，动词变为原型
Did you finish your homework yesterday?
Did the boy go to a restaurant?
Did the Sawyers live at King Street a year ago?
★变否定句在主语和动词之间加did not
I did not finish my homework yesterday.
The boy did not go to a restaurant.
The Sawyers did not live at King Street a year ago.
★肯定回答及否定回答
Yes, I did. / No, I didn't.
Yes, he did. / No, he didn't.
Yes, they did. / No, they did not.
表示过去发生的动作或事件，常和表示过去的时间状语连用，如yesterday, last night, the day before yesterday, 3 days ago...
含有be动词的句子，将be动词变为过去式。am, is的过去式为was, are的过去式为were：
I was at the butcher's.
You were a student a year ago.
The teacher was very beautiful ten years ago.
★变疑问句将be动词移动到句首
Were you at the butcher's?
Were you a student a year ago?
Was the teacher very beautiful ten years ago?
★变否定句在be动词后面加not
I was not at the butcher's.
You were not a student a year ago.
The teacher was not very beautiful ten years ago.
★肯定回答否定回答
Yes, I was. / No, I was not.
Yes, you were. / No, you were not.
Yes, he/she was. / No, he/she was not.
★特殊疑问句
What did you do?（必背）
不含有be动词的句子，将动词变为过去式：
I finished my homework yesterday.
The boy went to a restaurant.
The Sawyers lived at King Street a year ago.
★变疑问句在句首加did，动词变为原型
Did you finish your homework yesterday?
Did the boy go to a restaurant?
Did the Sawyers live at King Street a year ago?
★变否定句在主语和动词之间加did not
I did not finish my homework yesterday.
The boy did not go to a restaurant.
The Sawyers did not live at King Street a year ago.
★肯定回答及否定回答
Yes, I did. / No, I didn't.
Yes, he did. / No, he didn't.
Yes, they did. / No, they did not.
I'm so grateful Romain is safe. Wow... the risk we take is no joke, for those of you out there that forget that we put our life on the line for this sport and for what we love to do. Thankful to the FIA for the massive strides we've taken for Romain to walk away from that safely
我非常感谢Romain平安无事。 哇...我们承担的风险不是在开玩笑，对于那些在那里忘记了为这项运动以及我们热爱做的事情而忘却了生活的人们。 感谢国际汽联，我们为罗曼（Romain）安全地走出了巨大的步伐
#F1巴林大奖赛# #f1严重事故#
我非常感谢Romain平安无事。 哇...我们承担的风险不是在开玩笑，对于那些在那里忘记了为这项运动以及我们热爱做的事情而忘却了生活的人们。 感谢国际汽联，我们为罗曼（Romain）安全地走出了巨大的步伐
#F1巴林大奖赛# #f1严重事故#
#英语语法# #考研英语# #来抄河南的作业# 情态动词的使用
1）情态动词can（能够），must（必须），may（可以）
结构：主语+can/must/may+动词原型
He can make the tea.
Sally can air the room.
We can speak English.
★变疑问句将情态动词移到句首
Can he make the tea?
Can Sally air the room?
Can we speak English?
★变否定句在情态动词后面加not
He cannot make the tea.
Sally cannot air the room.
We cannot speak English.
★肯定回答及否定回答
Yes, he can. / No, he cannot.
Yes, she can. / No, she cannot.
Yes, we can. / No, we cannot.
★特殊疑问句：（必背）
What can you do?
注意：情态动词的句子没有第三人称单数的变化，不要在情态动词或动词后面加s。
2）must/have to的区别
must 表示必须，是主观上觉得应该做，have to是不得不，是由于客观条件逼迫的必要要做
must 只能用在表示现在和将来的句子里，而have to do可以用在任何时态
3）must, may, might表示猜测：
· must do 表示对现在事实的猜测
· must have done表示对过去事实的猜测
· must have been doing 表示对过去正在进行的事实的猜测
· may/might do, may/might have done表示没有任何事实依据的猜测，might的可能性更小。
4）can't/couldn't 表示不可能
1）情态动词can（能够），must（必须），may（可以）
结构：主语+can/must/may+动词原型
He can make the tea.
Sally can air the room.
We can speak English.
★变疑问句将情态动词移到句首
Can he make the tea?
Can Sally air the room?
Can we speak English?
★变否定句在情态动词后面加not
He cannot make the tea.
Sally cannot air the room.
We cannot speak English.
★肯定回答及否定回答
Yes, he can. / No, he cannot.
Yes, she can. / No, she cannot.
Yes, we can. / No, we cannot.
★特殊疑问句：（必背）
What can you do?
注意：情态动词的句子没有第三人称单数的变化，不要在情态动词或动词后面加s。
2）must/have to的区别
must 表示必须，是主观上觉得应该做，have to是不得不，是由于客观条件逼迫的必要要做
must 只能用在表示现在和将来的句子里，而have to do可以用在任何时态
3）must, may, might表示猜测：
· must do 表示对现在事实的猜测
· must have done表示对过去事实的猜测
· must have been doing 表示对过去正在进行的事实的猜测
· may/might do, may/might have done表示没有任何事实依据的猜测，might的可能性更小。
4）can't/couldn't 表示不可能
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