. MR. SU HAS A DOG WHICH IS THE ...YOU COULD EVER FIND.A). SMART B)....

6) - TRAC NGHIEM ON THI TOT NGHIEDE CHNH SUA
TRAC NGHIEM ON THI TOT NGHIEDE CHNH SUA

6). Mr. Su has a dog which is the ...you could ever find.

a). Smart

b). More smart

c). Smarter

d). Smartest