The lighting fixture is

11. The lighting fixture is
A. on
12. Children
B. above
the dinner table.
C under
play with a knife. It is dangerous.
Coughtn't to
A. mustn't
13. What does the sign mean?
A. People can smoke here
B. don't have to
B. Smoking is unsafe.
C. No one is allowed to smoke here
D. Smoking causes cancer
14. What does the sign mean?
A.
B.
C.
D.
You musn't throw garbage here
Everyone can litter
Put the dustbin around your house.
Keep the air cleaner
D. beneath
D. cannot