15.The sign says “Stop”. You ………………. straight ahead?
A.
must go
B.
shouldn’t go
C.
mustn’t go
D.
should go
16
Choose the letter A, B, C or D to indicate the correct answer to each of the following questions.
Nam is ……… than any other students in her class.
A.
taller
B.
more tall
C.
the tallest
D.
tall
17
Choose the letter A, B, C or D to indicate the correct answer to each of the following questions.
My sister …………… to music in her room now.
A.
isn’t listening
B.
isn’t listen
C.
not listening
D.
doesn’t listen
giups mik ik
OK