目录

  • 1 Unit 1 Communication
    • 1.1 导入 Lead-in
    • 1.2 对话 Dialogue
    • 1.3 课文 Text
    • 1.4 句型练习 Pattern Practice
    • 1.5 语言练习 Language Practice
    • 1.6 阅读练习 Reading Practice
  • 2 Unit 2 Family
    • 2.1 导入 Lead-in
    • 2.2 对话 Dialogue
    • 2.3 课文 Text
    • 2.4 句型练习 Pattern Practice
    • 2.5 语言练习 Language Practice
    • 2.6 阅读练习 Reading Practice
  • 3 Unit 3 Climate
    • 3.1 导入 Lead-in
    • 3.2 对话 Dialogue
    • 3.3 课文 Text
    • 3.4 句型练习 Pattern Practice
    • 3.5 语言练习 Language Practice
    • 3.6 阅读练习 Reading Practice
  • 4 Unit 4 Study
    • 4.1 导入 Lead-in
    • 4.2 对话 Dialogue
    • 4.3 课文 Text
    • 4.4 句型练习 Pattern Practice
    • 4.5 语言练习 Language Practice
    • 4.6 阅读练习 Reading Practice
  • 5 Unit 5 Revision 1
    • 5.1 新建课程目录
  • 6 Unit 6 Digital Products
    • 6.1 导入 Lead-in
    • 6.2 对话 Dialogue
    • 6.3 课文 Text
    • 6.4 句型练习 Pattern Practice
    • 6.5 语言练习 Language Practice
    • 6.6 阅读练习 Reading Practice
  • 7 Unit 7 Persistence
    • 7.1 导入 Lead-in
    • 7.2 对话 Dialogue
    • 7.3 课文 Text
    • 7.4 句型练习 Pattern Practice
    • 7.5 语言练习 Language Practice
    • 7.6 阅读练习 Reading Practice
  • 8 Unit 8 Childhood
    • 8.1 导入 Lead-in
    • 8.2 对话 Dialogue
    • 8.3 课文 Text
    • 8.4 句型练习 Pattern Practice
    • 8.5 语言练习 Language Practice
    • 8.6 阅读练习 Reading Practice
  • 9 Unit 9 Teamwork
    • 9.1 导入 Lead-in
    • 9.2 对话 Dialogue
    • 9.3 课文 Text
    • 9.4 句型练习 Pattern Practice
    • 9.5 语言练习 Language Practice
    • 9.6 阅读练习 Read Practice
  • 10 Unit 10 Revision 2
    • 10.1 新建课程目录
导入 Lead-in


看视频判断正误。

Watch the video clip, and tell whether the following statements are true (T) or false (F).



________ 1. When people use lots of cars, CO2 doesn’t go up into the air. 

________ 2. Climate change can influence the life of fish, corals(珊瑚)and people. 

________ 3. The air is hot because of the CO2 blanket. 

________ 4. The heat can warm up the sea, which causes the corals to lose their color and die and fish to go away. 

________ 5. We can cycle or walk to places, and leave the lights and TV sets switched-off(开关关着的)when we are not in the room.