HOW MANY PERCENTS OF THE EARTH SURFACE ARE COVERED WITH WATER

36. - THI HK2 LOP 10 NANG CAO CO DAP AN
Tiếng Anh THI HK2 LOP 10 NANG CAO CO DAP AN
36. How many percents of the earth surface are covered with water?A. 57% B. 70% C. 75% D. 50%