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学起plusUnit 5 Pioneers of Flight,Unit 5 Pioneers of Flight作业答案

Unit 5 Pioneers of Flight,Unit 5 Pioneers of Flight

学校: 无

平台: 学起plus

渝粤文库 题目如下：

1. Although the veracity of the story cannot be ______, legend has it that in A.D. 1500 a man named Wan Hu prepared his own mission to the stars.

A. witnessed

B. confirmed

C. battled

D. commanded

答案: confirmed

2. Centuries before Hughes was designing the Spruce Goose, another ______ in transportation design was sketching plans for different kinds of flying machines.

A. pioneer

B. pilot

C. leader

D. spaceman

答案: pioneer

3. The idea came from a man called Henry Kaiser, but it was Howard Hughes, the ______ multi-millionaire, who actually developed the flying boat.

A. admired

B. wealthy

C. legendary

D. rich

答案: legendary

4. We rejected this proposal as a ______ of principle.

A. matter

B. thing

C. representation

D. explanation

答案: matter

5. On the day of the launch, each rocket was lit by a different servant carrying a ______.

A. firework

B. torch

C. kite

D. flight

答案: torch

6. Although the story may seem a little far-fetched, the principles of rocket-powered spaceflight are ______ in Wan Hu’s crazy dream.

A. attached

B. reflected

C. controlled

D. contained

答案: contained

7. Nicholas landed ______, and Leonardo’s dream became reality.

A. terribly

B. dangerously

C. badly

D. safely

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8. The paintings ______ in the room are not for sale.

A. given

B. harnessed

C. demanded

D. exhibited

答案：请关注【青年搜题】微信公众号，发送题目获取正确答案。

9. In June 2000, a professional parachutist named Adrian Nicholas jumped out of a hot-air ______ over the South African countryside.

A. parachute

B. balloon

C. machine

D. plane

答案：请关注【青年搜题】微信公众号，发送题目获取正确答案。

10. Our 渝粤题库 research on climate change focuses on its ______ on the environment.

A. proficiency

B. severity

C. effect

D. tendency

答案：请关注【青年搜题】微信公众号，发送题目获取正确答案。

11. Astronaut Yang Liwei brought to its ______ a dream that probably had its roots in a much earlier time.

A. mission

B. principle

C. fulfillment

D. confirmation

答案：请关注【青年搜题】微信公众号，发送题目获取正确答案。

12. Howard Hughes was ahead of his ______ in aviation design.

A. colleague

B. time

C. life

D. living

成人学历 yle="color:red">答案：请关注【青年搜题】微信公众号，发送题目获取正确答案。

13. Biking is a green ______ to driving.

A. instead

B. alternative

C. choose

D. preference

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14. The new leader is d 国家开放大学 etermined to ______ his party away from its p 广东开放大学 ast mistakes.

A. introduce

B. criticize

C. steer

D. originate

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15. They are carrying out a secret ______.

A. achievement

B. application

C. focus

D. mission

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16. Though it had promise, in the end the ______ failed for three main reasons.

A. project

B. plane

C. machine

D. spaceship

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17. Adrian Nicholas used a parachute made of ______ and canvas based on one of da Vinci’s designs.

A. steel

B. iron

C. bamboo

D. wood

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18. Many of the design features of the Spruce Goose have been incorporated into modern ______ 渝粤教育 planes.

A. gunpowder

B. cargo

C. bullet

D. passenger

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19. At that time, the Chinese invention of ______ was widely used in rockets for military purposes as well as in fireworks.

A. satellites

B. rockets

C. fireworks

D. gunpowder

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20. ______ for coal is down and so are the prices, so it’s very hard to sell the coal out.

A. Approach

B. Advertisement

C. Demand

D. Invention

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