COAL, OIL AND NATURAL GAS ... A. ARE VERY GREAT IN AMOUNT B. WILL N...

1. - Môn Tiếng Anh (Chuyên)
Lớp 10 Tiếng Anh Môn Tiếng Anh (Chuyên)
1. Coal, oil and natural gas ... A. are very great in amount B. will never be used up C. are a major source of pollution D. supply some of its power