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1、Period 1 预习案 (课本P1P2),Unit 2 How often do you exercise?,目录,contents,学习目标,课前预习,思考探究,学习目标,目录,contents,学习目标,1. 熟练掌握频度副词的运用。 2. 熟练掌握how often 的特殊疑问句。,预习检测,目录,contents,一、必背单词,课前预习,maybe,junk,coffee,health,一、必背单词,课前预习,least,二、重点短语 1. 至少; 不少于；起码_ 2. 垃圾食品_ 3. 吃一个健康的早餐_ 4. 对有好处_,课前预习,at least,junk food,eat a
2、 healthy breakfast,be good for,课前预习,三、经典句型,课前预习,三、经典句型,课前预习,三、经典句型,课前预习,三、经典句型,课前预习,三、经典句型,四、根据以上重点短语和句型完成句子，词数不限。 1. 你最好每周至少锻炼三次。 You had better exercise _ three times a week.,课前预习,at least,2. 我们不能吃太多垃圾食物。 We cant eat too much _. 3. 在太阳底下看书对我们的眼睛有害。 Reading in the sun _ our eyes.,课前预习,junk food,isn
3、t good for,4. 不管多忙，我们都要吃个健康的早餐。 No matter how busy we are, we have to _. 5. 他通常周末很晚才起床。 He usually gets up late _.,课前预习,have /eat a healthy breakfast,on /at weekends /the weekend,目录,contents,思考探究,1. I always exercise. She sometimes goes shopping. He hardly ever watches TV. 频度副词的用法： (1)频度副词的含义: 表示次数、
4、频率的副词称为频度副词。,思考探究,按频率发生的高低， 依次为：alwaysusuallyoftensometimeshardly ever /seldomnever,思考探究,I am _ (总是) late for school. Alice _ (通常) helps with housework. He _ (几乎不) watches TV. They may _ (从不) eat junk food. We _ (有时) exercise on weekends.,思考探究,always,usually,hardly ever,never,sometimes,(2)频度副词在句子中的位
5、置: 由以上例句可知，频度副词一般放在实义动词之_(前后)，be 动词、助动词或情态动词之_(前后)。 We _ (never drink drink never) coffee.,思考探究,前,后,never drink,I _ (hardly can can hardly) say a word. She _ (sometimes is is sometimes) very busy. =Sometimes she is busy. 其中，sometimes既可位于句中, 也可位于_，区别不大。,思考探究,can hardly,is sometimes,句首,He plays soccer at least twice a week. 他每周至少踢两次足球。 at least 意为“_”，其反义词组为at most, 意为“最多”。,思考探究,至少,谢 谢 观 看 ！,
