考满分IELTS: 剑雅听力10Test1Section3

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Listen and answer questions 21-30

Question 21-25

Choose the correct letter A, B or C.

21. Students entering the design competition have to

  • A.

    produce an energy-efficient design.

  • B.

    adapt an existing energy-saving appliance.

  • C.

    develop a new use for current technology.

22. John chose a dishwasher because he wanted to make dishwashers

  • A.

    more appealing.

  • B.

    more common.

  • C.

    more economical.

23. The stone in John's `Rockpool`design is used

  • A.

    for decoration.

  • B.

    to switch it on.

  • C.

    to stop water escaping.

24. In the holding chamber,the carbon dioxide

  • A.

    changes back to a gas.

  • B.

    dries the dishes.

  • C.

    is allowed to cool.

25. At the end of the cleaning process,the carbon dioxide

  • A.

    is released into the air.

  • B.

    is disposed of with the waste.

  • C.

    is collected ready to be re-used.

Question 26-30

Complete the table below:

  • John needs help preparing for his  .

  • The professor advises John to make a  of his design.

  • John's main problem is getting good quality  .

  • The professor suggests John apply for a  .

  • The professor will check the  information in John's written report.