[ Grammar : Must (Necessity) ]
I have a credit card. I ___ pay with cash.
A. must
B. mustn’t
C. don’t have to

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Grammar and VocabularyKnee AnatomyArticles & PrepositionAcademic VocabularyGrammar ElementarySentence Structure and Pronoun AntecedentSimple Present and Present ContinuosFirst Conditional & Future TensesIndependent and Dependent ClausesApostrophes and Quotation MarksOther quiz:
Prepositions › ViewWhich one is NOT preposition?
A. in
B. since
C. under
D. pretty
Conjunctions › View
We need to hurry ________ we miss the train.
A. unless
B. if
C. lest
D. but
Conditionals and Wishes › ViewWe … a new car unless we win the lottery.
A. will buy
B. won’t buy
C. bought
D. wouldn’t buy
Sentence Labeling › View
Label the following sentence: “We should leave early; otherwise, we will miss our bus.”
A. Compound
B. Simple
C. Compound-complex
D. Complex
