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----- Nội dung dịch tự động từ ảnh -----
5.I.
watch TV late at night. My parents say I must go to bed early.
А-Can't
B.must
С. can
D.don't have to
6. We...
be quiet
A-Must
B.mustn't
C.has to
D.don't have to
7. You..
speak on the mobile phone on an aeroplane.
A-Can
B.must
C. mustn't
D.don't have to
8. You..
put the rubbish into the bin
A-Must
B.mustn't
C.has to
D.don't have to
9. You...
.take photos in this museum.It's against the ruler.
A.Must
В. can
C. mustn't
D. don't have to
10. You..
make noise in this area.
А. Can
B. must
D. mustn't
D. don't have to
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