[ Article and Order of Adjctive ]
I know ___ problem between you and him.
A. a
B. an
C. the

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Grammar and Sentence CorrectionPast, Present, FutureGrammar: Reported QuestionsUsed toVerbs of movementTo Infinitive or Bare InfinitiveQuantifiers with NounsGrammar Error Correction (Simple Present Tense)Past Perfect and Past Perfect ContinuousIndirect SpeechOther quiz:
Grammar › ViewA: Are these two hats ___ same?
B: Yes, they are.
A. a
B. an
C. the
Phrasal Verb › View
Dentists ……that cleaning teeth after meals and avoiding eating sweets and sugary foods prevent tooth decay.
A. Give away
B. Get over
C. Point out
D. Give in