[ Grammar ]
Yesterday at a restaurant, I —- Sally, an old friend of mine. I had not seen her for years. At first, I —- her because she —- at least 20 pounds
A. saw/ didn’t recognize / had lost
B. had seen / didn’t recognise/ lost

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To Infinitive or GerundArticles and DemonstrativesModal Verbs of Deduction and SpeculationTenses StructureWho vs WhomConditionals and Modals of ProbabilityTOEFL Adjective and AdverbConjunctionsPast PerfectAdverb PhrasesOther quiz:
Grammar › ViewBefore he went into the surf, Ben set down the surfboard that he had
repaired last week and waxed it on the sand.
Which happened first?
A. Ben went into the surf.
B. Ben set down the surfboard.
C. Ben repaired the surfboard.
D. Ben waxed the surfboard.
Must / must not › View
You … be rude to your parents
A. must
B. mustn’t