[ Modals of Obligation & Prohibition ]
We _____ forget to lock the door before leaving.
A. don’t have to
B. musn’t

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Academic VocabularyRelative PronounDefinite ArticlesEd and Ing EndingsPast and Present Continuous tensePast Simple VS Used toBecause / soComparatives - SuperlativeAdjectives, ING - EDPossesive Pronouns and Modals of AbilityOther quiz:
Conjunction › ViewHa Long Bay has spectacular natural landscapes._______, it attracts many tourists.
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………. 1492 Christopher Columbus discovered America.
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He is ___ better soccer player than my brother is.
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