Unit 2 How often do you exercise? 導學案
2. 一般現在時的特殊疑問句
難點：頻率副詞的用法。
【預習案】：
預習導學
一.詞匯精粹
學習建議：在文中勾畫出單詞、短語、重點句型和交際用語，并結合語境猜測其含義：
1、單詞：1）exercise_________2)或許，可能___________3）最小，最少____________
4）healthy_________5)早的，早地___________
2短語：1）幫助做___________2)至少________3)drink milk_______4)熬夜_______
5)go to bed early__________6)做運動____________7)read english books___________
3、句型和交際用語
1）---他多久踢一次足球？---他一周至少踢兩次。
---________ __________ ________he play soccer?---he plays______ ______twice a week.
2)---他去購物嗎？---不，他從不去購物。
---________he _____ ___________?---no, he________ ________ shopping.
3)我大約一月看一次電影。i go to the movies______ ______ ______ _______.
4)他總是早睡。 he always______ ______ ________ ________.
5)你多久讀一次英語書？how often do you _______ _______ _________?
二、語法聚焦
學習建議：分析例句，根據提示總結語法規則，仔細體會頻率副詞和一般現在時的用法。
1）---what do they do on weekends?---they often go to the movies.
2)---what does he do on weekends?---he sometimes watches tv.
3)---how often do you shop?---i shop once a month.
總結：通過上面的例句可以看出，要提問別人做了什么活動要用特殊疑問詞___________。提問人們做事的頻率要用_____________。
2）一般現在時中有兩個助動詞，分別是____和_________。其中does用于主語是單數第三人稱的句子中，其他人稱的句子用do。
預習自測：一、根據所給的漢語完成句子：
1. my grandfather_______(鍛煉)every morning.
2. _____________(或許)miss wang is in the library.
3. we should eat___________(健康的) food every day.
4. my mother gets up very ___________(早地) in the morning.
二.單項選擇
1.---miss wang is very popular in our school.
---yes. her classes are_____very interesting.
a. always b. sometimes c. hardly ever d. never
2.__________ do you visit your grandparents?---i visit them three times a week.
a. how much b. how many c. how often d. how long
3. we visit the old people’s home_________(one) a month.
4.he __________(surf)the internet twice a week.
【探究案】
探究點一、單詞和短語探究
1. stay up 熬夜；stay up late熬夜很晚
2. healthy adj. 健康的
1） we should eat more healthy food.
2） his grandfather is unhealthy.
3） we are in good health.
4） he exercises every day to keep/stay healthy.
思考：healthy是形容詞，表示“健康的”，它的反義詞是_____，表示“不健康的”，它的名詞形式是________，常構成短語，表示“身體健康”。 healthy構成的短語很多，比較常用的有__________/__________ healthy，表示“保持健康”
2、 maybe adv.可能；或許
1) maybe mr. wang is in the library.
2) the keys may be in the desk.