[ Conditional Clause ]
If she knew the answer,
A. She would win the prize.
B. she will win it.
C. Maria would fix the prize.

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Lexico and GrammarPrepositions & Modal VerbsTenses and Verbs“Put” Phrasal VerbVerbs, Tenses, and VocabularyGrammar: MorphologyDegrees of AdjectivesAntonymsComparative & Superlative AdverbsPast Tense & Present Perfect TenseOther quiz:
Grammar › ViewWhich sentence is correct?
A. Everyone should turn in their homework.
B. Everyone should turn in his/her homework.
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A:Look! Your cat is dancing! ______ it do that before? B:Yes, it ______ did when(當……時)it was happy.
A. Does; usually
B. Did; seldom
C. Did; danced
D. Did; always
Grammar › ViewThe cat ______(play) with a rope.
A. plays
B. playing
C. play
D. played
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….. is more usual for a small number.
A. each
B. every
