[ Modal Verbs ]
People __________ go outside without a mask. (It’s not allowed)
A. can
B. must
C. have to
D. can’t
E. don’t have to

Random Topics:
Quantifiers with NounsModal Verbs for SpeculationDefinite and Zero ArticleEd and Ing EndingsAdverbs of How Something is DonePaired ConjunctionSubject Verb Agreement; Indefinite PronounsPhrasal Verbs with up and downSubject Verb Agreement & Subjunctive MoodArticles and DeterminersOther quiz:
Grammar › ViewCharlie: Why you looked so tired? _____ you _____ computer games at midnight(半夜)last night?
Fred: No, I wasn’t.
A. Are; playing
B. Were; playing
C. Are; play
D. Were; play
Grammar › View
I always … football every sunday morning.
A. play
B. plays
C. playing
D. am playing
Analogy › Viewfame : obscurity :: _________________
A. peace: harmony
B. music: art
C. knowledge: wisdom
D. sorrow: joy
Adjectives & Preposition › View
Miss Wong is angry ____ Johnny.
A. of
B. with
C. about