[ Grammar ]
You _____ smoke in here; smoking is not allowed.
A. have to
B. don’t have to
C. must
D. mustn’t

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Grammar & Vocabulary › ViewThe _____ mountain is The Everest.
A. higher
B. highest
C. high
D. more high
Adjectives & Preposition › View
Miss Wong is angry ____ Johnny.
A. of
B. with
C. about
Present Simple, Present Continuous or Present Perfect › ViewHe______ (do) his homework at the moment.
A. is doing
B. does
C. has done
Vocabulary and Grammar › View
Somebody who likes going out and meeting other people is
A. nervous
B. reliable
C. broad-minded
D. sociable