Unit 3 语法易错+巩固练习（导学案）六年级英语寒假自学课（人教新起点版）

人教新起点版六年级寒假自学课

Unit 3  语法易错+巩固练习

 

 

 

语法点拨

1.一般现在时（询问与描述日常活动）

（1）教材原句：When does Bill get up?（比尔什么时候起床？）On Saturday mornings, I always go to my maths club.（周六上午，我总是去数学俱乐部。）

（2）句式结构：

询问日常活动时间：When + do/does + 主语 + 动词原形 + 其他？

描述日常活动：主语 + 频率副词 + 动词原形 / 动词第三人称单数 + 时间状语.

（3）用法：用于询问和描述经常性、习惯性的日常活动，主语为第三人称单数时，疑问句用助动词 does，陈述句中动词用第三人称单数形式；频率副词（always/usually/often/sometimes/never）通常放在主语和动词之间。

（4）例句：-When do you have breakfast?（你什么时候吃早餐？）-I often have breakfast at 7:00.（我经常 7 点吃早餐。）；-What does she do on weekends?（她周末做什么？）-She sometimes goes shopping.（她有时候去购物。）

知识演练

一、按要求完成句子

1.Tom often goes to school by bike.（对画线部分提问）

______ ______ Tom often ______ to school?

2. I get up at 6:30 every morning.（对画线部分提问）

______ ______ you ______ up every morning?

3. She does her homework on Sunday afternoons.（改为一般疑问句）

______ she ______ her homework on Sunday afternoons?

4. We never play computer games on school nights.（改为否定句，保持原意）

We ______ ______ computer games on school nights.

5. My father watches TV after dinner.（用 “sometimes” 改写句子）

My father ______ ______ TV after dinner.

 

 

 

 

语法点拨

 

2.频率副词的用法

（1）教材原句：I always go to my maths club.（我总是去数学俱乐部。）I often stay at home and do my homework.（我经常在家做作业。）Sometimes I go shopping.（我有时候去购物。）I never do homework on Sunday nights.（我周日晚上从不做作业。）

（2）常见频率副词（按频率从高到低）：always（总是）> usually（通常）> often（经常）> sometimes（有时候）> never（从不）

（3）用法：频率副词用于修饰动词，说明动作发生的频率，通常放在主语之后、实义动词之前；be 动词或助动词之后。

（4）例句：She is always late for class.（她上课总是迟到。）；They often play basketball after school.（他们经常放学后打篮球。）

知识演练

用 always/often/sometimes/never 填空

1.I ______ eat breakfast at 7:00, but today I got up late and didn't eat it.

2.My mother ______ goes to the supermarket on weekends. She buys food for the family.

3.Tom likes reading. He ______ reads books before going to bed.

4.It ______ snows in summer in Guangzhou.

5.-Do you go swimming?-______, but not very often.

 

语法点拨

 

3.should/shouldn't（表示建议与义务）

（1）教材原句：You should see a doctor.（你应该去看医生。）You shouldn't eat too much candy.（你不应该吃太多糖果。）

（2）句式结构：

肯定建议：主语 + should + 动词原形 + 其他.

否定建议：主语 + shouldn't + 动词原形 + 其他.

询问建议：What + should + 主语 + do?

（3）用法：should 表示 “应该”，shouldn't 表示 “不应该”，用于给出健康、安全、行为等方面的建议或义务，后面始终接动词原形。

（4）例句：-What should I do to keep healthy?（我应该做什么来保持健康？）-You should eat more vegetables.（你应该多吃蔬菜。）；We shouldn't watch too much TV.（我们不应该看太多电视。）

知识演练

根据提示完成句子或对话

1.It's cold today. You ______（应该）wear a warm coat.

2.You ______（不应该）play football in the street. It's dangerous.

3.-I have a toothache. What should I do?-You ______ brush your teeth twice a day and ______ eat too much candy.

4.To keep healthy, we ______（应该）exercise every day and ______（不应该）eat too much junk food.

5.-My English is not good. What should I do?-You ______ read English books often and ______ practice speaking with your classmates.

重难点特训

一、单项选择题。

1．My father sometimes ______ in the morning. (      )

A．exercise      B．exercises        C．exercised

2．Don’t ______ outside for too long. (      )

A．playing      B．play        C．plays

3．I swim at least ______ a week. (      )

A．one      B．once        C．first time

4．Exercising is good ______ us. (      )

A．to      B．with        C．for

5．We usually go shopping ______ weekends. (      )

A．by      B．in        C．on