[ Grammar ]
You must _______________ your grandmother.
A. to call
B. calling
C. call
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Grammar and VocabularyIndefinite and Reflexive PronounsModals and PhrasesGrammar: Used to, Would, Be used to, Get used toIELTS VocabularyPreposition of TimeDefinite and Zero ArticleIrregular verbsPresent Continuous, Present Perfect and Used toGerund and To InfinitiveOther quiz:
Future Tenses › ViewWhich one is a quick decision?
A. I’ll drink some tea.
B. I am going to study harder.
Past Simple and Past Continuous › View
The teacher told us to stop what we _____.
A. did
B. were doing