内容正文:
Unit6 Outdoor fun
第3 课时 Grammar
一般过去时用法(二)
A、一般过去时的否定句构成。
①有 be 动词 was,were 或情态动词 could 等的句子中,只要在 was/were 后面加一个 not, 构成否定句。
如:She was at home yesterday. → She was not at home yesterday.
②当句中没有 be 动词或情态动词,只有行为动词时,要在行为动词前加一个助动词 didn’t构成否定句,后面的动词过去式还原成原形。
如:We heard a sound. → We didn’t hear a sound.
B、 一般过去时的一般疑问句构成。
①有 be 动词 was,were 或情态动词 could 等的句子中,只要将 was/were 或情态动词提到句首, 构成一般疑问句。
如:She was at home yesterday. → Was she not at home yesterday?Yes, she was./ No, she wasn’t.
②当句中没有 be 动词或情态动词,只有行为动词时,要在句首加一个助动词 did 构成一般疑问句,后面的动词过去式还原成原形。
如:We heard a sound. → Did you hear a sound?
Yes, we did./ No, we didn’t.
C、重点短语:
1.practice playing volleyball 练习打排球 【practice/practise doing sth.】
2.do some / the shopping 购物 / 买东西
3. put up our tent 搭建我们的帐篷
4.row a boat on the lake 在湖上划船
5.stay outside all night 整晚呆在外面
n. 帐篷
1. 搭,竖立 2. . 练习做某事
Did you all night?你们整个晚上都在外面吗?
【核心考点一】He practised playing volleyball with his friend. 他和他的朋友练习打排球。
practise doing sth. “练习做某事”。
【核心考点二】She did some shopping with her mum yesterday. 昨天下午她和她妈妈购物了。
do some shopping:“买东西,购物”。
【核心考点三】We put up our tent near a lake. 我们在湖边搭起了帐篷。
put up:“搭建,搭起”;“张贴;挂起;举起”。
put相关短语:
put on “穿上”; put off “推迟”; put away “收拾”; put out “扑灭”; put down “放下”。
【牛刀小试】
1.他们刚才把那些画贴在了墙上。They ________ ________ the pictures on the wall just now.
2.如果你们有问题,请举手。Please ________ ________ your hands if you have any question.
3.—Jason, would you please __________ this notice?
—With pleasure
A.put on B.put off C.put up D.put out
【核心考点四】Did you stay outside all night? 你们整晚都待在外面吗?
all night:“整夜,通宵”。
all day and all night “整日整夜”。
【核心考点五】一般过去时(二)
句型变换
1.由be动词构成的一般过去时:
基本结构:主语+ was/were +其他。
肯定句变否定句: 主语+ was/were + not +其他。
肯定句变一般疑问句: Was/Were +主语+其他?
肯定回答:Yes, 主语+ was/were.
否定回答:No, 主语+ wasn’t/weren’t.
2.由实义动词构成的一般过去时:
基本构成:主语+动词过去式+其他。
肯定句变否定句: 主语+ didn't +动词原形+其他。
肯定句变一般疑问句: Did +主语+动词原形+其他?
肯定回答:Yes, 主语+did.
否定回答:No, 主语+didn’t.
【牛刀小试】
一.用所给单词的适当形式填空。
1.There _________