301 -We learn from the passage that ----- . A) fire extinguishers can be very expensive
B) it is best to keep the extinguisher in the kitchen
C) a large extinguisher is more effective than a small one
D) only one fire extinguisher per household is advisable
E) not all extinguishers are useful in all types of fires
47 302 -The author advises people wanting to buy an extinguisher for kitchen fires to purchase one --- . A) that displays its functions on the outside
B) that can put out the main types of fire
C) that comes with a full set of instructions
D) that is based on whether they have an electric or gas cooker
E) that does not work by gas or electricity