POLONIUM IS A ……… .A. SCIENCE HISTORY B. PRIZE C. CO...

15. - DE THI HOC KY I TIENG ANH 10 CO DAP AN 15. - DE THI HOC KY I TIENG ANH 10 CO DAP AN
Tiếng Anh DE THI HOC KY I TIENG ANH 10 CO DAP AN

15. Polonium is a ……… .

A. science history B. prize C. country D.radioactive element

V.Choose the correct sentence - a, b, c or d - made from the suggested words .