Unit 6 When was it invented 第4课时 Section B（1a～1e）-【众相原创】2024-2025学年九年级全一册英语分层练同步课件(人教版 广西专版)

九年级 RJ 1 Unit 6 When was it invented? 第四课时 Section B（1a~1e） 一阶 基础过关 二阶 语篇提升 一阶 基础过关 二阶 语篇提升 2 第四课时 Section B（1a~1e） 一阶 基础过关 3 一、用所给词的适当形式填空。 1. The supermarket is usually crowded with lots of __________ （customer） on weekends. 2. Don't add too much salt in the soup, or it will be too _____（salt）. 3. He worked out the math problem by _______（join） A and B together. customers salty joining 4 4. He wanted to make his mother _______（happy）, so he cooked delicious food for her. 5. Susan bought some ________（potato） and fruit in the supermarket this morning. happy potatoes 5 二、从方框中选择恰当的单词，并用其正确形式填空。 cook crispy sweet by sour 1. Did you know that potato chips were invented ____ mistake? 教材原 句 听力材料P140 2. Jane likes _______ cookies. They are dry, hard and easily broken. 3. These delicious dishes were _______ by my mom. 4. Doctors say lemons are better for us even though they are _______ than most fruits. 5. My daughter's ______ voice always makes me relaxed and happy. by crispy cooked sourer sweet 6 三、单项选择。 1. We didn't take any umbrellas. So we had to wait ___ the rain stopped. C A. after B. when C. until 2. —I'll be away for a long time. —Don't worry. She can look after your pet ___. C A. careful enough B. enough carefully C. carefully enough 7 3. 发明者 The potato chips were invented by a cook ___ George Crum. B A. calling B. called C. to call 4. Everything will work out well ___ if you try your best. A A. in the end B. at first C. by the end of 5. 发明时间与用途 The special alarm ___ by me three weeks ago. It is used for waking me up quickly. B A. invented B. was invented C. is invented 8 四、补全对话。 A: Hi, Bill! What's this? B: It's a kind of ink（墨水）. A: Really? 1.___ Is it a new invention? B: Yeah. My uncle has just bought it for me. A: 2.___ Do you know? B: Yes. It was invented by two Indian girls. A: Wow! How great! 3.___ C A F 9 B: Of course. If you eat it by accident, it won't have any bad effect on you. A: Really? Why? 4.___ B: It's made from fruit and vegetables. A: Amazing! I have the habit of putting pens in my mouth. 5.___ B: Haha... Here you are! You can have a try. A: Thanks a lot. B E A. Who invented it? B. What's made from? C. I've never seen it before. D. It is used for writing letters. E. I think I need to use this new kind of ink. F. It's different from the traditional ink, isn't it? 11 第四课时 Section B（1a~1e） 二阶 语篇提升 12 一、完形填空。 主题：人与社会——科学与技术 话题：一位善于发明创造的青少年 难 度：★★ When Emily was four years old, her grandfather gave her a hammer （锤子）. She loved using it and started to learn how to . .1. . something new from old things. 13 A few years later, Emily learned about the . .2. . situation in some African countries. There women and children often walked many kilometers a day to get water for their villages. They could only carry one bucket（桶） a time, . .3. . they usually put the bucket on their head. Emily's invention is a simple carrier. The “wheel” on the water carrier is made of branches of trees. It's made of . .4. ., so it's easy to repair. It makes it possible for women to transport up to five buckets each time. They don't have to carry the bucket on their . .5. .. 14 . .6. ., she invented a simple fridge. It . .7. . without electricity and only uses the energy that comes from the sun. There are now thousands of families in villages in Zambia and South Africa using it to keep milk, . .8. . and medicine cool. Emily often visits schools and talks to teenagers. She wants to inspire（鼓舞） them to . .9. . new ideas to make the world a better place. She isn't interested in making a bigger TV or better sound system. She wants to create things that can make the world . .10. .. 15 1. ( ) A. pass B. return C. create C 2. ( ) A. dangerous B. difficult C. sweet B 3. ( ) A. and B. but C. or A 4. ( ) A. fur B. silver C. wood C 5. ( ) A. arm B. leg C. head C 6. ( ) A. Luckily B. Recently C. Clearly B 16 7. ( ) A. produces B. lists C. runs C 8. ( ) A. food B. clothes C. notes A 9. ( ) A. agree with B. deal with C. come up with C 10. ( ) A. smaller B. better C. larger B 17 二、选词填空。 主题：人与社会——科学与技术 话题：学生发明的新型足球 难度：★★ they research simple solve finish for country so project successful Inventions always play an important role in our daily life. They make our life wonderful and much easier. A teacher in Harvard University wanted to let his students do a 1._______. So he said to the class, “I want you to 2.______ a world problem about electric energy（电力）. Who can 3.______ the task?” project solve finish 18 After hearing that, Julia and Jessica answered, “We want to accept this difficult task.” They thought they should do 4.________ first in order to finish the task well. 5.____ they listed some countries with less electric energy on the paper and studied them carefully. They noticed that people in these 6._________ played soccer. So Julia and Jessica worked with friends to design a soccer ball with a battery（电池） in it. Though they had an idea, it was a bit hard for 7.______ to make it come true. Then they asked their friends 8.____ help. It took them a long time to complete the task, but finally they did it 9.___________. research So countries them for successfully 19 Julia and Jessica named their ball the SOCKET. When the players kicked（踢） the ball, the battery inside caught the energy from the ball's movements. After games, the players used the energy in the battery to power LED lights and phones. It is fantastic that a 10._______ class project can make our life much better. simple 20 21 $$