[ Grammar ]
You ______ skill your class. Teacher will lower your grade.
A. must
B. mustn’t
C. have to
D. don’t have to

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Passive Voice, Question Tag, PrepositionsConjunctions in Complex SentencesDegrees of ComparisonFuture Continuous, Future Perfect and Future Perfect ContinuousVerbsPoetryVocab and GrammarTOEIC Grammar and Vocabulary ReviewPrepositions after Verbs and AdjectivePresent Perfect or Past Simple TenseOther quiz:
Grammar › ViewHow __________ does it take to get to the railway station from your house?
A. much
B. often
C. long
D. far
Conjunctions › View
The children do not know ____________ the test was so difficult. (a)
A. Why
B. when
C. where
D. who
E. why