[ Modal Verbs ]
You ______________ take any photos in the museum. It’s not allowed
A. can
B. must
C. should
D. mustn’t

Random Topics:
Too or EnoughSimple Present and Present ContinuosNoun, Adjective, and Adverb ClausesPast Perfect and Past Perfect Continuous Tensewould should couldAdverbs, Infinitives, Definite ArticleProverbsDirect and Indirect SpeechCompound AdjectivesVerb Forms and PrepositionsOther quiz:
Verb-ing or to Verb › ViewI ______ the weather in Taiwan, so I think I’ll stay here for another year.
A. am used to
B. used to
C. used to be
D. am used to like
Prepositions › View
The community depends __ __ the shipping industry for its survival.
A. on
B. for
C. about
D. with
E. of
Grammar › ViewHow much _____ those boxes of stationary?
A. is
B. are
Grammar › View
I try to reply _______ emails the day I receive them
A. at
B. for
C. to
D. of
