[ Modal Verbs of Obligation ]
We _____ be quiet in the library.
A. mustn’t
B. have to
C. must

Random Topics:
TOEIC GrammarModal Verbs and Permissionanother/the others/each other/one anotherTenses and PronounsVocabulary, Grammar, SpellingConjunction and PunctuationVerbs: Action, Linking, and HelpingVerb PhrasePassive VoicesLexico and GrammarOther quiz:
Grammar › ViewMy family ____________ dinner at half past seven last night.
A. eat
B. ate
C. eats
Vocabulary › View
What is the meaning of blight?
A. swarming
B. barren, uninhabited
C. disease causing death in plant tissues
D. to die
Grammar › ViewThe project is so difficult, ______ ?
A. doesn’t it
B. is it
C. does it
D. isn’t it
Present Tense › View
I …. some pictures on my desk
A. put
B. take
C. carry
D. give
