名词替换：
1.Forefather 祖先
Ancestor、Predecessor
2.Difference不同
Gap(简单但是牛)、Distinction
3.Crime 犯罪
Delinquency、Criminal Act
4.Environment 环境
Circumstance、Atmosphere、Surrounding、Ambience
5.Pollution 污染
Contamination
6.Human 人类
The human race
Humanity
Humankind
7.Danger 危险
Peril、Hazard
8.In modern society 在当今社会
In contemporary society
In present-day society
In this day and age(这是最牛的说法)
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新目标 Unit 3 this is my sister1
新目标 Unit 7 How much are these pants
Unit 8 Mainly Revision lesson 30
新目标 Unit 3 Why do you like koalas[下学期]
新目标 Unit 5 Im watching TV period4
新目标 Unit 9 How was your weekend (Revision)
新目标 Unit 10 SectionA[下学期]
新目标 Unit 7 what does he look like？period 3
新目标 unit 2 Is this your pencil？period 3
新目标 Unit 5 Im watching TV Section A 3a-4
新目标 Unit 6 Do you like bananas？
新目标 Unit 2 Is this your pencil
新目标 Unit 8 Id like some noodles Period 4
Unit 1 Peter is a middle-school student now
新目标 Unit 10 Where did you go on vacation Period 2
新目标 Unit 6 Do you like banana第五课时
新目标 Unit 6--section A
新目标 Unit 9 Do you want to go to the movies？Section B 3a
unit 3 How does he get to the post office
新目标 Unit 6 Do you like bananas
新目标 Unit 10 Where did you go on vacation Period 3
新目标 Unit 10 Where did you go on vacation
新目标 unit 2 Is this your pencil Period 1
Unit 3 what are you going to do
新目标 Unit 2 Is this your pencil？Section A
新目标 unit 2 Is this your pencil？ period 2
新目标 unit 3 what color is it？ period 2
新目标 Unit 1 wheres your pen pal from？ section B1-3a
新目标 Unit 2 period 2
新目标 unit 1 My name is Gina