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Lesson 25Let’s Do an Experiment;学习目标:; 根据句意及汉语提示完成单词
1.Don’t turn the plate ________ (上边) down, John.
2.Your answer isn’t _________ (正确的).
3.We’ll solve the problem by_______ (力量)if necessary.
4.He has a new ________ (方法) of teaching English.
5.Let’s ________(倒入) the milk into the blender.;
1. Why does Danny say they should do this experiment outside?
Because Danny thinks the floor will get wet.
2. What’s Brain’s theory?
Brian is sure the floor won’t get wet.;Finish off these exercises.;一、I fill a jar with water. 我用水把瓶子装满。;二.I cover the top with a piece of cardboard and hold it there.我用一张硬纸板盖住顶部,把它举在那里。;三. I turn the jar upside down. 我把广口瓶倒置。;四、 I am so sure of my theory that…我对我的理论有把握
b e sure of 对…有把握, 确信.后跟名词,代词,动名词
be sure/ be not sure 后可接句子,
完成下列各题。
1.他确信会成功。He _________ success.
2. 我确信他会来 。_____________ that she will come here.
3.I’m sure _________my answer.( )
A of B with C at D in;PRACTISE:;;Read the text again and again till you can describe the content of the text by yourself .
Learn to express sequence.
Don’t forget to preview the next lesson.;Thank you for your presence and guidance!
Good-Bye ; Look into Science ;课文呈现;Do you like doing experiments ? Why?;THINK ABOUT IT; and take my hand off? the cardboard. Can you guess
what will happen?
Danny:I think the floor will get? wet. We should do this
experiment outside,Brian.
Jenny:I think the cardboard will hold the water.
Danny:I don’t think so.
Jenny:You think the water will pour out,Danny. I think
the water will stay in the jar. Let’s test which theory
is correct.;Brian:Good idea,Jenny. That’s called? the
scientific? method.
Jenny:I am so sure of? my theory that Brian can do the
experiment over? your head and I know you won’t
get wet.
Danny:Well,let’s try it!
Brian:Are you ready,Danny?
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