A.Making very small things look much bigger. |
B.Making very big things look much smaller. |
C.Helping you read some newspapers. |
D.Helping you if you can't see things clearly. |
A.You haven't looked at it carefully. |
B.Water can't be drunk in this way. |
C.There must be lots of germs in it. |
D.Water will make you ill. |
A.Germs can be found both in water and in the air. |
B.Germs can go into your finger if it is cut. |
C.If your temperature is not OK,there must be germs in your body. |
D.If your finger isn't cut,there aren't any germs on it. |
A.Germs may make us ill. |
B.Germs are in dirty water. |
C.Don't drink dirty water. |
D.Take care of your fingers. |