[ Modal and Phrasal Verbs ]
It was the principle of the tiling. People ….. to keep their words.
A. Are able
B. Should
C. Have
D. Ought

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Connectives (because, due to, owing to, because of)Verb-ing and InfinitiveAction vs Linking Verbs/ Verb PhrasesTenses and PronounsTypes of Phrasesduring, for, whileComparatives and SuperlativesWh-QuestionConjunctions & Cohesive DevicesGrammar - QuantiflierOther quiz:
Time Phrases › ViewI spent all afternoon water skiing. …, I slept for two hours!
A. After
B. Afterwards
Modal and Auxiliary Verbs › View
If you want to be healthy, you __________ eat vegetables and fruit.
A. can
B. could
C. should
D. must