[ Grammar ]
Exercising and eating balanced meals __________ secrets to a healthy lifestyle.
A. is
B. was
C. are
D. were

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Adverbial PhrasesInterjections, Tag Questions and Nouns of Direct AddressPronoun & Present SimpleGrammar: Imperative and Exclamatory SentencesGerunds, Infinitives and Modals of PossibilityPossessive Adjective and PronounGrammar - much, many, a lot ofHow many / How much - Is there / Are thereAdverb PhrasesAuxiliary WordsOther quiz:
Grammar › ViewComplete the sentence with the present perfect form of the verb.
Mom and Preston (fix) the thermostat, but it is still cold in the house.
A. have fixed
B. had fixed
C. had been fix
D. should fix
If vs. Unless › View
_ _ _ _ _ _ you don’t save some money, you can’t go on vacation.
A. If
B. Unless