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Lớp 12
 
- OIL LAMPS ______ FOR YEARS BEFORE ELECTRICITY WA...
- OIL LAMPS ______ FOR YEARS BEFORE ELECTRICITY WAS DISCOVERED.A/-H...
Lớp 12
12CB TEST 11 MULTIPLE CHOICE
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Đáp án tham khảo
17/- Oil lamps ______ for years before electricity was discovered.A/-has used B/-are used C/-had been used D/-has been used
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17/
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12CB TEST 11 MULTIPLE CHOICE