冀教版九年級英語上冊《Keep the Candle Burning》Look into Science! PPT優秀課件，共25頁。
Lead-in
Say how to do the experiment.
Read and answer the questions.
1. How much water should we fill the dish?
Half full of the dish.
2. How long should we let the candle burn?
Two or three minutes.
3. Where should we put the jar?
Put it over the candle until the top of the jar rests on the dish.
4. What is happening?
The water inside the jar rises.
Language points
1. a lighter or matches打火機或火柴
match
① n. 火柴，復數形式為matches。
a box of matches 一盒火柴
② n. 比賽，復數形式matches。
three basketball matches 三場籃球賽
③ v. 相稱；相配
Your tie matches your suit. 你的領帶和你的套裝相配。
2. Examine the water in the jar. 檢查廣口瓶里的水。
examine v.
① 檢查。 后接名詞或代詞作賓語。
The doctor examined the patient.
那位醫生檢查了那位病人。
②考核，測驗
Our teacher will examine us on history.
我們老師將測驗我們歷史。
3.When the candle stops burning, it has used up all the oxygen in the air.
當蠟燭停止燃燒時，它用盡了空氣中所有氧氣。
use up 用光；用盡（=run out of）
其主語往往是人，賓語往往是被用光的物。
Jim used up his money to buy the computer.
吉姆為了買電腦花光了所有的錢。
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關鍵詞：Keep the Candle Burning PPT課件免費下載，.PPTX格式；
