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WE CANNOT CLEAN UP OUR POLLUTED RIVERS AND SEAS OV...
WE CANNOT CLEAN UP OUR POLLUTED RIVERS AND SEAS OVERNIGHT
SACH BT ANH 10 CO DAP AN
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Đáp án tham khảo
8/ We cannot clean up our polluted rivers and seas overnight.
A. cleared B. purified C. honored D. respected
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SACH BT ANH 10 CO DAP AN