[ Gerund vs. Infinitive ]
John sat in the boat and insisted on to help/ helping us to row!
A. John sat in the boat and insisted on helping us to row!
B. John sat in the boat and insisted on to help us to row!

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A/AnModals and ConditionalsModals of Necessity and SuggestionPassive to ActiveSubject Verb Agreement and Verb TensesGrammar ( going to)Asking and Giving SuggestionDefinite and Indefinite ArticlesRelative Pronoun/AdverbsGrammar - must & have toOther quiz:
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