1.
A-- is a gas living things breathe. ________
2.
W---- is a clear liquid that all living things need. ________
3.
C---- means not dirty. _________
4.
You are u--------- when you are in bad health or ill. ____________
5.
To make a d-------- is to make a choice. _____________
6.
T---- are unwanted things to be thrown away. ________
7.
The e----------- are things, both living and nonliving, that surround a living thing. ________________
8.
The g----- is the surface of the earth. __________
9.
P-------- is anyting that makes the air, land or water dirty. ____________
10.
The l--- is an area of ground. _______
11.
L----- are pieces of waste paper and other objects scattered on the ground. __________
