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A£®How to go to school£®
B£®How to protect the environment£®
C£®How to recycle waste paper£®
16£®How many ways did they talk about£¿
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17£®Which of the following is the last way£¿
A£®Saving money£®
B£®Riding a bike£®
C£®Using paper or cloth bags instead of plastic ones£®
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