[ Modal Verb ]
The exhibition is free for all students. We___pay any fee.
A. mustn’t
B. shouldn’t
C. may not
D. don’t have to

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Modal Verbs and Contrastive ConjunctionsIndependent/Dependent Clauses & Relative ClausesSuch...that, so ......thatComparative Adjectives and AdverbsPhrases & ClausesHave toFuture PlansAdverbs and Time ExpressionsNumbersAdjectives-Comparison, SuperlativeOther quiz:
Grammar › ViewChoose the sentence in which the subject and verb agree
A. Are there not enough notebooks for everyone?
B. Is there not enough notebooks for everyone?
Grammar - help/have/let/make › View
I ______ the mechanic (維修員) fix my car.
A. had
B. make
C. let
Present Perfect › ViewOur class __________ to go to the mountains on Saturday.
A. have decided
B. has decided
C. haas decide
D. have decide
Grammar & Vocabulary › View
My little sister is … ! She … her toys everywhere!
A. such annoying – is always leaving
B. so annoying – is always leaving