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Test 3 part 4

Câu hỏi và đáp án bài nghe Test 3 part 4 - IELTS Cambridge 18 - Space traffic management

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PART 4 Question 31-40

Complete the notes below.

Write ONE WORD ONLY for each answer.

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Space Traffic Management

A Space Traffic Management system

  • is a concept similar to Air Traffic Control, but for satellites rather than planes
  • would aim to set up legal and 31.............................. ways of improving safety.
  • does not actually exist at present.

Problems in developing effective Space Traffic Management

  • Satellites are now quite 32.............................. and therefore more widespread. (e.g. there are constellations made up of 33.............................. of satellites)
  • At present, satellites are not required to transmit information to help with their 34...............................
  • There are few systems for 35............................... satellites.
  • Small pieces of debris may be difficult to identify.
  • Operators may be unwilling to share details of satellites used for 36.............................. or commercial reasons.
  • It may be hard to collect details of the object’s 37.............................. at a given time.
  • Scientists can only make a 38.............................. about where the satellite will go.

Solutions

  • Common standards should be agreed on for the presentation of information.
  • The information should be combined in one 39..............................
  • A coordinated system must be designed to create 40.............................. in its users.

Đáp án

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Part 4, Questions 31-40

31   technical
32   cheap
33   thousands
34   identification
35   tracking
36   military
37   location
38   prediction
39   database
40   trust