1.

What has four legs, but can't walk?

a mouse
a spider
a table

2.

What is the first thing you do when you jump in the water?

get tired
get wet 
get hungry

3.

What has teeth, but doesn't bite?

a comb
a snake
a mouth

4.

What starts with a T, ends with a T and has T in it?

a tourist
a teapot
a ticket

5.

Forward I'm heavy. Backwards I'm not. What am I?

a gram
a kilogram
a ton