Choose the letter A, B, C or D to complete the sentences
Question:If you turn _________ the lights when you don’t use it, you will save electricity.
A. on
B. off
C. up
D. down
Chọn đáp án: B
Giải thích: turn off: tắt
Dịch: Nếu bạn tắt đèn khi không dùng, bạn sẽ tiết kiệm điện.
Choose the letter A, B, C or D to complete the sentences
Question:If students recycle and use recycled materials, they will save _________.
Choose the letter A, B, C or D to complete the sentences
Question: If we continue to deforest, our earth ___________ polluted.
Choose the letter A, B, C or D to complete the sentences
Question: You should put rubbish in the recycling ___________.
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Question: We will save the environment if we ___________ plastic.
Choose the letter A, B, C or D to complete the sentences
Question: We are trying to __________ the president to the party.
Choose the letter A, B, C or D to complete the sentences
Question:We ___________ a survey to know more about recycling.
Choose the letter A, B, C or D to complete the sentences
Question:Charities raise money for people who are ___________ need.
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Question:Why don’t we __________ old school objects for candies?
Choose the letter A, B, C or D to complete the sentences
Question: We can find noise pollution __________ most cities.
Choose the letter A, B, C or D to complete the sentences
Question:They are using leaves __________ food.
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Question: Water is used to generate __________.
Choose the letter A, B, C or D to complete the sentences
Question: Let’s reduce the __________ of deforestation.
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Question:Do you know what ___________ water pollution?
Choose the letter A, B, C or D to complete the sentences
Question:They use ________ plastic bottles to keep water.