Put a preposition from the box into each gap. FOR, WITHOUT, ON, OF ABOUT, BEFORE. 1) What do we think______when we use the words " The world around us"? 2) We see_______us many things such as large lands mountains, woods and ri...

Put a preposition from the box into each gap. FOR, WITHOUT, ON, OF ABOUT, BEFORE. 1) What do we think______when we use the words " The world around us"? 2) We see_______us many things such as large lands mountains, woods and rivers. 3)We know that  there are many seas, lakes and rivers___ the Earth. 4) Water is a source_______life n the earth. 5) All living beings are not able to live_______ water. Many rivers and lakes are polluted and cannot be used_________drinking.