"Keep the Candle Burning" Look into Science! PPT courseware download

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"Keep the Candle Burning" Look into Science! PPT courseware download

The first part: independent preview before class

word breakthrough

1. match; match; match________

2. holder______________→(v.)________

3． shallow ________

4. lighter ____________→(v.) ________

5. examine ________→(n.)__________

6． oxygen ________

Phrase translation

1. Use up; use up ______________

2. Consists of________________

3． Two or three minutes______________

4． how far ______________

5. one fifth______________

Sentence patterns online

1. Pour half a dish of water.

________ the dish half full ________ water.

2. Let the candle burn for two to three minutes.

________the candle ________for two or three minutes.

3． When a candle stops burning, it (the burning candle) has used up all the oxygen in the air.

When the candle ________ ________, it has ________ ________ all the oxygen in the air.

4. Because about one-fifth of the air is made of oxygen, the water rises and fills about one-fifth of the jar.

Because about one fifth of the air ________ ________

________ of oxygen, the water rises and fills about one fifth of the jar.

5. Can you do this experiment?

Can you ________ ________ ________?

Keep the Candle BurningPPT, Part 2: Classroom Interactive Exploration

Vocabulary highlights

match n. match v. match; match

[Observe] He quickly struck a match to light his cigarette.

He quickly struck a match and lit his cigarette.

[Explore] When used as "match", match is a ________ noun. Match: a match ______________; a box of matches.

[Expansion] (1)match is used as a noun and can also be translated as "match".

I like watching football matches on TV.

I like watching football matches on TV.

(2)match can also be used as a verb, meaning "to match; to match". Commonly used structures: match (with) sb./sth. (in sth.) Match (in some respect) with someone/something.

Your scarf doesn't match (with) your sweater.

＝Your scarf and sweater don't match. Your scarf and sweater don't match.

The picture matches the story. The picture matches the story.

Sentence Pattern Perspective

1 When the candle stops burning, it has used up all the oxygen in the air.

When a candle stops burning, it (the burning candle) has used up all the oxygen in the air.

[Explore] (1)stop doing sth. It means "____________".

(2)use up means "______________", which is equivalent to run out of.

[Expand] stop to do sth. means "stop what you are doing and do another thing."

stop sb. from doing sth. means "to stop someone from doing something".

2 Because about one fifth of the air is made up of oxygen, the water rises and fills about one fifth of the jar. One-fifth of the bottle.

[Explore] (1)be made up of means "____________".

(2)one fifth means "____________". Expression of fractions: Use ________ words for the numerator and ________ words for the denominator. When the numerator is greater than 1, add s to the denominator.

[Memory Tips]Molecular base, denominator order; if the numerator is greater than 1, add s to the denominator.

[Expansion]When a fraction phrase is used as the subject, the singular and plural of the predicate verb depends on the singular and plural of the noun after the fraction.

Two thirds of the students are boys in our class.

Two thirds of the students in our class are boys.

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File Info

Update Time: 2024-09-09

This template belongs to English courseware Hebei Education Edition Ninth Grade English Volume 1 industry PPT template

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