九年级英语上册Unit5LookintoScienceLesson30ScienceAffectsU

for the experiment.
2.The air pressure affects the result of the experiment.
3.The experiment led to a wonderful discovery . 4.What are your plans for the development 建议，提议
1) suggest sth. to sb. 向某人建议某事
2) suggest doing sth. 建议做某事
3) suggest that
建议……
4) suggestion
n. 建议
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better and better
比较级+and+比较级: “越来越……”。 My sister is getting more and more beautiful. 我姐姐变得越来越美丽了。
9
lie, lay, lain与 lying的区别 lie vi. 躺，平放 过去式lay，过去分词lain，现在分词 lying David was lying in the shade of the tree. 大卫正躺在树荫下。 Jerry lay down on his bed. 杰瑞躺在床上。
Unit 5 Look into Science
Lesson 30 Science Affects Us
1
What would life be like without puters or mobile phones?
2
moble phone
əʊ əʊ 手机
3
affect
e 影响
4
suggest
16
Without TV I would spend more time talking with my family.
14
Writing: Write a letter about your experiments you have did to your pen pal.
15
Homework 1. Listen and read. 2. Finish exercises of this lesson.
11
Fill in the blanks with the correct forms of the words in the box.
discover, affect, suggest, place, develop
1.Jenny suggests they use a stronger piece of cardboard
5.They used a rock to hold the map in
.
place
12
Group work： Have you ever done any interesting experiments? Can you describe one of them?
13
Here are some inventions.How do they affect our everyday lives?Talk about them with your partner.
TV, camera, radio, puter, telephone, light bulb, clock, washing machine, pass, telescope, X-ray, eyeglasses
Example: With TV I watch TV to get information.
əe 建议
5
What do they do?
6
Read the lesson and fill in the blanks：
Science affects people’s everyday lives. Without the scientific developments of recent years, our lives would be very different. Can you imagine life without puters or__mob_i_l_e_p_h_o_nes ? Scientific discoveries are making our lives better and better.DNA is really one of the most amazing things on the earth. Many people think it will__c_h_a_n_g_e___the world.
10
lay vt. / vi. 放，置 过去式laid，过去分词laid，现在分词laying Lay them on the floor. 把它们放在地板上。 lie vi. 说谎 过去式lied过去分词lied，现在分词lying I’m sorry I lied to her. 我很抱歉向她撒了谎。 She is always telling a lie. 她总是说谎。