Bài tập trắc nghiệm Tiếng Anh 9 Unit 7: Saving energy - Vocabulary.
Câu hỏi trắc nghiệm (6 câu):
-
Câu 1:
Choose the best answer to complete these following sentences.Besides in – class assignments, our teacher often gives some _____ for us to do at home.
- A.housework
- B.class work
- C.homework
- D.teamwork
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Câu 2:
I suggest using energy-saving bulb__________ our electricity bill.
- A.to reduce
- B.reducing
- C.reduces
- D.reduced
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Câu 3:
Solar panels__________ on the roof of a house to receive the energy from the sun.
- A.is put
- B.is installed
- C.are putting
- D.are installed
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Câu 4:
In winter, heating _________ for 50 percent of our electricity bill.
- A.takes
- B.occupies
- C.accounts
- D.costs
-
Câu 5:
Energy can be collected by solar __________ on cloudy days.
- A.boards
- B.panels
- C.bars
- D.sheets
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Câu 6:
If we don’t find _____ sources of power, we will use up all the fossil fuels in the near future.
- A.effective
- B.efficient
- C.natural
- D.alternative
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