一、学习
Level3-Unit2-Part1*Learning-
Listening-"States and Matter"
1、Matter is (made) of atoms and molecules.
2、These states (depend) on the temperature of the molecules.
3、When we (cool) a substance, the molecules (move) (more) slowly.
4、The solid (begins) to (melt), like ice cream on a (hot) day.
5、In a solid, the molecules move very little.
6、Water, for example, is the H2O molecule.
7、To change a solid into a liquid, add heat.
8、A molecule of sugar has many atoms, including carbon, hydrogen and oxygen.
9、At a certain temperature, a solid (begins) to change (into) a liquid.
10、At a certain temperature, the liquid (begins) to (change) into a gas.
11、Over 90 (percent) of the (Sun) is hydrogen (gas).
12、Everything inside the sun is a gas.
13、Inside a star, such as our sun, the temperature is very high.
14、According to scientists, there are over 65 elements, inside the Sun.
15、For water, the liquid begins to change into a gas at 100 degrees Celsius.
16、Water and ice are the (same) substance (but) they are in (different) states.
17、Their positions are almost fixed.
18、If we (continue) to heat a liquid, the molecules move (even) (faster).
19、That is the boiling point of water.
20、Over 90 percent of the Sun is hydrogen gas.
21、For some substances, such as steel, the temperature at which it becomes a liquid is much higher.
22、Substances (like) sugar have (many) atoms in (their) molecules.
23、To be fixed (means) that their positions (don't) (change).
24、When we cool a substance to its freezing point, it becomes a solid.
25、The temperature (at) which a solid changes (into) a liquid (depends) on the substances.
26、Everything inside the Sun is a gas.
二、学习
Level3-Unit2-Part1*Learning-
Listening-"Test Results"
1、There (were) 25 questions on the test and they (had) 45 minutes to (take) it.
2、Eleven students had (below) average (scores).
3、Two students got perfect scores.
4、The lowest score was 68 out of a hundred.
5、Yesterday there was an important science test.
6、The test was about the states of matter and how they are different.
7、The (next) test will (be) in (about) two weeks.
8、Tom scored two points higher than Lisa did.
9、Her score was 4 points higher than the average score.
10、He didn't study hard, so his result was better than he expected.
11、She studied hard for the test, but she still didn't do well.
12、女生对话部分(Games-Speaking)
1)、How did you do on yesterday's science test?
2)、I didn't do very well. I expected to do better than I did.
3)、So you did better than I did! And I really studied for it too.
4)、Yes. I wasn't careful. I made one really stupid mistake.
5)、I said 90 percent of the Sun is helium instead of hydrogen.
6)、The average score was 86.3, and the lowest was 68.
7)、No, I don't. I don't know who got the lowest score. It's probably a secret!
8)、I think Ada and Sanjay both got perfect scores.
三、预习
Level3-Unit2-Part1*Learning-
Vocabulary-"Emotions"
1、When he's really (angry), he (often) shouts (like) this.
2、Her boyfriend just (called) and he is (returning) from a long (trip).
3、She is screaming because she is really scared.
4、She's smiling because she's happy.
5、She's sleeping because she's tired.
6、She got some bad news a few minutes ago.
7、He likes kinds of games, including this video game on his computer.
四、我的课程——禁忌2
1、便宜的食物
A: When I was in Indonesia, I encountered a lot of different behavior.
我在印尼的时候，碰到了很多不一样的行为。
B：Like what?
A: My friends asked me to pay for almost every meal!
几乎每顿饭我朋友都叫我付钱。
B：Yeah, that's normal.
A: They weren't taking advantage of me?
他们不是在利用我吧？
B：No, the food was cheap, right?
A: It was very cheap! But in the West, we usually spilt (平摊) the bill.
B: It's cheap for you, so they assume you would pay.
对你来说很便宜，所以他们就觉得你会付钱。
A：I'll have to remember that next time I go to Indonesia.
下次我去印尼的时候要记住这点。
B：Yeah, don't be stingy!
是啊，别太小气！
