视听阅读Book3-课本练习答案

5. adventure?experience

READING C D A B B B C 8. Trou Blanc

9. a vertical waterfall that is almost 50 meters high 10. At Trou Blanc

BOOK3—UNIT 8 WARMING UP I

E D B C F A II

1. astronauts 2. immersed 3. physiological 4. in orbit

5. space shuttles 6. mission

PART 1 I

1. oxygen, radiation 2. 1960s

3. spaceships, space suits, scientific inventions II

Self-contained Tough

Extreme temperatures Pressurized

Breathe, from boiling

PART 2 I

1. relatively common, era

2. perform, accomplished, shuttle 3. serviced, repaired, replacing II

F T F F T

PART 3 I

A C E II

1. 1998 2. 2016

3. the next few years

FOLLOW-UP I

1. B 2. A 3. E 4. D 5. C

READING

A C B B D A A

8. going through intense training 9. scheduled on a mission

10. extremely high levels of fitness

BOOK3—UNIT 9 WARMING UP I

1. B 2. C 3. A II

B E C D A

PART 1 I

1. 66 2. 7570 3. 600

4. 100 trillion 5. 10 II

1. cells, tissues, organs, and organ systems

2. respiratory system, the reproductive system, the nervous system, the digestive system, and the

circulatory system

PART 2 I

The heart pumping blood The lungs pulling in oxygen II

1. molecules 把食物转化成身体可以吸收的分子式消化系统的工作。

2. throat, stomach 吞咽的动作将食物沿喉咙送入胃，而胃通过收缩将养分分解。 3. small intestine 多数营养通过小肠进入血液， 小肠的长度可超过六米。

PART 3 I

B A C II

1. spinal cord 2. two single cells 3. blueprints 4. a human body

FOLLOW UP I

1. cells 2. tissues 3. organs 4. digestive 5. nervous 6. energy

7. body’s activities 8. new lives II

1. oxygen? energy

2. artificially?automatically 3. intelligent?complex 4. combine?divide

READING C B A D C B C

8. the genetic mixing

9. work together effectively 10. efficiency, coordination

BOOK3—UNIT 10 WARMING UP I

1. paradise 2. indigenous 3. exotic 4. tribe II

B A D F E C

PART 1 I

T NG F II

National park Funds

Step 1: to mark the border of the park

Step 2: to monitor the park and regulate effectively

PART 2 I

1. They travel by water which is the most efficient and practical way, because there are no roads

and few airstrips.

2. they come across a majestic waterfall and have to construct a pulley system to get their boats

to the top of the water fall. II

G C B H E D

PART 3 I

1. the mercury 2. extract the gold

3. poison the wildlife and create health risks for neighboring indigenous communities 4. the local tribe II

B D C A

READING A C B D A C B

8. no one knew that it even existed

9. brain injury, difficulties with arm and leg movement and other bodily functions 10. monitor and maintain the airtrip