人教版八年级英语上册二单元课件SectionA.ppt

maybe与may be 1.maybe 或许，可能，大概 Maybe you are right. 2.may be 可能是 It may be Toms bag. health与healthy 1.health 名词， “健康” Vegetables are good for our health. 2.healthy 形容词, “健康的” She has a healthy living habbit percent 百分之.... 1.常用于：基数词+percent 结构，50 percent 2.后接名词时，需加of, Seventy percent of students like animals. Twenty percent of the water is covered with ice. although Although it rained,the boys still played outside. It rained,but the boys still played outside. althouth=though,不能和but同时使用 through 1.凭借 He got the job through his friends. 2.穿过 He walked through the forest alone. across :从表面横穿 He walked across the road. such as... 例如...像...这样 He has many hobbies,such as swimming and reading. none 没有一个，毫无 既可指人，也可指物，既可单独使用，也可与of连用 --How many bird can you see? --None. None of us went to the park. no one 只能指人，不能和of连用 --Who likes that place? --No one. go to the movies play football What do you usually do on weekends? read a book watch TV go shopping swimming 1. __________ __________ 2. __________ 3. __________ 4. __________ 5. __________ help with housework read a book exercise watch TV go shopping Look at the picture. Make a list of the weekend activities. 1a 1. exercise 的用法 1）I exercise every day. 2）My father always does exercise. 3）We do morning exercises every day. 4) I did my English exercises just now. #做动词，“锻炼” #做名词,“运动、锻炼”为不可数名词 take/do exercise做运动 #“习题、体操”是可数名词， do morning exercises 做早操 do eye exercises做眼保健操 频率副词 always意为 “总是”, 表示动作的重复或状态的延续。 usually意为 “通常”, 表示很少有例外。 often意为 “经常”, 表示动作的重复, 但不如usually那么频繁, 中间有间断。 sometimes意为 “有时”, 表示动作偶尔发生。 hardly意为 “几乎不”, 常和ever连用表示强调。 never意为 “从未”。 I always go to the park on weekends. 100% always usually often sometimes hardly ever ≥ 80% never 0% ≥ 60% ≥ 20% ＜ 5% 提示：频率副词在句中的位置是：实义动词之前, be动词/助动词/情态动词之后。 we sometimes see robots. They hardly ever watch TV. I am