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BIOGAS IS MAINLY USED FOR __________.A. TRANSPORT...
BIOGAS IS MAINLY USED FOR __________.A. TRANSPORT B. COOKING C. HEA...
KIEM TRA 1 TIET LAN 4 KY 2
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Đáp án tham khảo
2. Biogas is mainly used for __________.
A. transport
B. cooking
C. heating D. both B and C
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2.
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KIEM TRA 1 TIET LAN 4 KY 2