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HE TURNED …… THE LIGHT SO AS NOT TO WASTE ELECTRIC...
HE TURNED …… THE LIGHT SO AS NOT TO WASTE ELECTRICITY. A. OFF B. O...
TRAC NGHIEM ON THI HSG 6616
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21. He turned …… the light so as not to waste electricity. A. off B. of C. on D. down
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21.
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TRAC NGHIEM ON THI HSG 6616