Unit 2 Section A Grammar Focus--3c 课件2023-2024学年人教版八年级英语上册

Unit 2 How often do you exercise？ Section A Grammar Focus-3c —What do you usually do on weekends? —I always exercise. — What do they do on weekends? — They often help with housework. — What does she do on weekends? — She sometimes goes shopping. Grammar focus — How often do you go to the movies? — I go to the movies maybe once a month. — How often does he watch TV? — He hardly ever watches TV. — Does he go shopping? — No, he never goes shopping. how often 意为 “__________”，是用于提问表示________的特殊疑问词组。句子的时态一般是_____________，也可以是一般过去时。 Grammar 多久一次 对频率提问： 频率 一般现在时态 2. how often的答语： （1）every+名词单数 every morning/afternoon/evening/day/Sunday/weekend/ week/ month/term/year/… （2）次数+一段时间 once a day / twice a week / once or twice a year / two or three times （3）频度副词 always（100%）usually（90%）often （60%） sometimes（30%）hardly ever（10-20%） never（0%） 3.频度副词的位置 频度副词一般放在实义动词之前，be动词、助动词或情态动词之后，sometimes可位于句首、句中、句尾。 e.g.1.我们从不吃垃圾食品。 We never eat junk food. 2. 露西有时很忙。 Lucy is sometimes very busy. do does 第一 第二 第三 复数 第三 不可数 does 4. 频度副词一般用于一般现在时 ☆教材解读☆ maybe maybe adv. 大概;或许;可能 。表示推测,在句中作状语,相当于perhaps,一般位于句首。 e.g. 1. 或许这些营养品对你的健康有帮助。　　 Maybe these nutrients are helpful to your health. 2. 可能天气会变得好一些。 Maybe/Perhaps the weather will get better. 【辨析】　maybe , may be may be中,may是情态动词,be是动词原形,两者构成完整的谓语形式,与主语形成系表结构,意为“也许是;可能是”。 Maybe he’s wrong. =He may be wrong. 或许他错了。 Maybe you are right and she may be a little late. 或许你说的对,她可能有点晚了。 1. How often _____ he play soccer？ 2. ______ you drink milk? 3. How often ______ they stay up late? 4. ______ Sue eat a healthy breakfast? 5. How often ______ you eat apples？ 6. ______ your parents play sports? Complete the questions with do or does. Then match the questions and answers. do does Do Does do Do 3a 1. How often dose he play soccer？ 2. Do you drink milk? 3. How often do they stay up late? 4. Dose Sue eat a healthy breakfast? 5. How often do you eat apple