内容正文:
七年级上册Unit 6 A Day in the Life语法总结
时间表达与频度副词
一、时间表达法
本单元重点学习描述日常活动的时间表达方式,包括具体时刻、时间段和日常活动的时间安排。
1. 具体时刻表达
表达方式
示例
说明
整点
at 7 o'clock / at seven
在七点
半点
at half past seven / at 7:30
在七点半
一刻钟
a quarter past seven (7:15)
a quarter to eight (7:45)
七点十五分
七点四十五分
其他时间
ten past seven (7:10)
twenty to eight (7:40)
七点十分
七点四十分
12小时制
7:00 a.m. / 7:00 p.m.
11:30 in the morning
8:45 in the evening
上午7点/晚上7点
上午11点半
晚上8点45分
时间介词使用规则:
· at + 具体时间点:at 7:30, at noon
· on + 具体日期/星期:on Monday, on July 10th
· in + 时间段:in the morning, in summer
二、频度副词
频度副词用于描述动作发生的频率,通常放在行为动词前,be动词后。
1. 常见频度副词
频度副词
频率程度
含义
示例
always
100%
总是
I always brush my teeth in the morning.
usually
80-90%
通常
She usually walks to school.
often
60-70%
经常
We often play basketball after school.
sometimes
30-50%
有时
He sometimes watches TV in the evening.
seldom
10-20%
很少
They seldom eat fast food.
never
0%
从不
I never go to bed after midnight.
2. 频度副词位置
· 在行为动词前:I often go to the library.
· 在be动词后:He is always late for school.
· 在助动词和主要动词之间:I don't usually watch TV on weekdays.
· sometimes, often, usually可放在句首或句尾:Sometimes I ride my bike to school. / I ride my bike to school sometimes.
3. 频度副词疑问句
疑问词
结构
示例
How often
How often + do/does + 主语 + 动词原形?
How often do you play soccer? (你多久踢一次足球?)
频度副词回答
主语 + 频度副词 + 动词
I usually play soccer twice a week. (我通常每周踢两次足球)
4、常见错误:
· 频度副词放在be动词前:
错误 I always am happy. → 正确 I am always happy.
· 频度副词与时间表达混淆:
错误 I every day go to school. → 正确 I go to school every day.
· 多个频度副词同时使用:
错误 I always usually get up at 6:30. → 正确 I usually get up at 6:30.
练习1:选择正确的时间表达
1. I go to school ______ 7:30 ______ the morning.
A. at, in B. on, in C. in, at D. at, on
2. We have English class ______ Monday morning.
A. in B. at C. on D. to
3. She always has lunch ______ noon.
A. in B. at C. on D. for
4. My birthday is ______ July 10th.
A. in B. at C. on D. to
5. They play basketball ______ 4:00 ______ 5:00 every day.
A. from, to B. at, at C. on, to D. in, at
练习2:频度副词填空
1. I __________ (总是) do my homework after dinner.
2. She __________ (通常) goes to bed at 10 p.m.
3. We __________ (经常) play games on weekends.
4. Tom __________ (有时) eats breakfast at school.
5. They __________ (从不) watch TV on school nights.
练习3:连词成句
1. at / I / get up / 6:30 / usually / .
2. how / do / often / you / exercise / ?
3. sometimes / late / is / for school / she / .
4. never / my / by bus / goes / father / to work / .
5. after / always / dinner / we / a walk / take / .
练习4:根据提示写句子
1.(always) 我总是在七点吃早餐。
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2.(usually) 我父亲通常开车去上班。
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3. (often) 我们经常在周末去公园。
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4. (sometimes) 她有时在下午弹钢琴。
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5. (never) 我妹妹从不在晚上喝咖啡。
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练习答案
练习1:
1. A 2. C 3. B 4. C 5. A
练习2:
1. always 2. usually 3. often 4. sometimes 5. never
练习3:
1. I usually get up at 6:30.
2. How often do you exercise?
3. She is sometimes late for school.
4. My father never goes to work by bus.
5. We always take a walk after dinner.
练习4:
1. I always have breakfast at seven o'clock.
2. My father usually drives to work.
3. We often go to the park on weekends.
4. She sometimes plays the piano in the afternoon.
5. My sister never drinks coffee at night.
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