发布时间 : 星期二 文章视听阅读Book3-课本练习答案更新完毕开始阅读11dabbbdb8f67c1cfad6b882
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