VOCABULARY UNIT4

Amusing: causing to laugh or providing amusement.
Upsetting: tending to disturb or upset.
Browse: o eat or feed on bushes, leaves...
Plug in: a piece of wood or other material used to stop up or block a hole or opening, as in a pipe.
Squeeze: to press together with force.

VOCABULARY UNIT3

Afford: to be able to meet the expense of or pay for.
Waste: to fail to use.
Customer: a person who purchases goods or services from another.
Mild: not severe or extreme.