DAY 18 Questions 1 - 5 The reading Passage has nine paragraphs, A-I. Which paragraph contains the following information? Write the correct letter, A-I, in boxes 1-5 on your answer sheet. 1 The professional team put pressure to test the motion of the bridge.
2 Engineers apply knife to the bridge to excite cracks.
3 A precious chance of experiment to certificate ideas.
4 The popular application of the microwave inspection system within a decade.
5 How the microwave works.
Questions 6 - 9 Choose the correct letter, A, B, C or D. Write your answer in boxes 6-9 on your answer sheet. 6 What is the responsibility of engineers in order to prevent the damage of the bridge
before the invention of the microwave sensors?
A they have to climb over the bridge.
B They have to regularly check the bridge.
C They have to inspect the condition of the bridge through monitors.
D They have to employ others to help them check the bridge.
7 What did the device take advantage of the microwaves to do?
A to calculate the distance
B to induce displacements
C to change the distance
D to give an advanced warning
8 Why did highway experts think the design as "fracture critical"?
A Engineers failed to take several tests according to different conditions.
B Engineers failed to install conventional accelerometers.
C The supporting part would probably make the bridge fall down.
D No cars drove past the bridge.
9 What was the achievement of Norris Stubbs' complicated algorithms?