新冀教版九年级英语上册第30课课件经典实用

1、 unit 5 look into science lesson 30science affects uspresentation science affects peoples (1) lives. without the scientific developments of recent years, our lives would be very different. can you imagine life without computers or (2) ? scientific (3) are making our lives better and better. dna is r

2、eally one of the most amazing things on the earth. many people think it will (4) the world.1. wang mei didnt enjoy learning about dna. ( )2. who did an experiment in science class this week?_.3. does wang mei think the experiment they did sounds interesting? _.4. the air pressure _ is higher than th

3、at of the water pushing down from inside the jar.5.i always wonder what life would be like without computers or mobile phones ._中考题型中考题型 课堂练课堂练fbrian, danny and jennyyes, she doespushing up on the cardboard我一直想知道如果没有电脑和手机生活会是什么样子。我一直想知道如果没有电脑和手机生活会是什么样子。language points:规则变化规则变化lie撒谎撒谎 自由变化自由变化lie是躺是

4、躺lay是放置和下蛋是放置和下蛋 变化与变化与say是一样是一样you shouldnt _ to me. i always believe you. lie b. lying c. lay d. liesa4. careful adj. 小心的小心的;细心的细心的 be careful! come down. 小心！下来。小心！下来。(1) _ _ _ (小心小心)the glass. dont break it. (2) _ _!(小心小心) there is a car coming here. (3)tom is a c _ student. he often makes mistak

5、es in the exam. 【点拨点拨】(1)填填 be careful with。 be careful with . . . 意意为为“对对仔细仔细/ 细心细心”。(2)填填be careful。 be careful 意为意为“当心当心;小心小心”，相当，相当于于look out 和和take care,可以在祈使句中单独使用。可以在祈使句中单独使用。(3)填填careless。句意为。句意为: 汤姆是一个粗心的学生。他经汤姆是一个粗心的学生。他经常在考试中犯错误。常在考试中犯错误。careless作形容词，意为作形容词，意为“粗心粗心的的”，它与，它与careful意思相反意思相反

6、;carelessly作副词，意为作副词，意为“粗心地粗心地”，它与，它与carefully相反。相反。. 单项选择单项选择(5分钟，分钟，10分分)( )1. bob never does his homework _ mary. yes, he makes lots of mistakes. a. so careful b. as carefully asc. carefully d. as careful as( )2. do you know this boy?which boy?the one _ under the big tree. a. lay b. lain c. layin

7、g d. lying( )3. how do you know that she likes singing?i often hear her _ after class. a. to sing b. sangc. sing d. sings( )4. they stopped _ , but there was no more sound. a. to listen b. to hearc. listening d. hearing( )5. my younger brother isnt _ to take care of himself. a. enough old b. old eno

8、ughc. small enough d. enough small用所给词的适当形式填空。用所给词的适当形式填空。 badly scared injured. 完成句子完成句子(5分钟，分钟，10分分)1. dont worry about your son. its _ _ (没什么严重没什么严重的的). 2. we neednt _ _ _ (叫救护车叫救护车). 3. _ _ (小心小心)！there is something dangerous ahead.答案答案: 1. nothing serious 2. call an ambulance3. be careful4. he

9、_ _ _ (尽力赶上尽力赶上)the early bus,but it was too late. 5. dont worry about him. i can _ _ _ (照顾照顾) him. 答案答案: 4. tried to catch 5. take care of1. he didnt agree to go there with us.he _ there with us.2. why dont you go swimming with me?why _ swimming with me?3. grandma takes care of my sister every day. grandma _ my sister every day.4. you dont have to go home today.you _ home today.同义句转换。（每空一词）同义句转换。（每空一词） refused to go not go loo