[ Grammar ]
Which sentence is correct ?
A. Mumps are a very common disease which usually affects children.
B. Mumps is a very common disease which usually affects children.
C. Mumps was a very common disease which usually affects children.
D. Mumps were a very common disease which usually affects children.
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Grammar : can, could and be able toTensesAdverb or AdjectiveModals and Comparative SuperlativeAdverbial Clause / If / ComparativesPresent Continuous, Present Perfect and Used toWh- Questions Present Simple TenseIndefinite and Definite ArticlesCountable and UncountableNeither/Either/All/NoneOther quiz:
Vocabulary and Grammar › Viewthe remaining earnings after deducting expenses except for tax
A. profit margin
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I’d ___________ play tennis than play golf.
A. get into
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A jet regularly ___ at an altitude of 20,000 feet.
a. flies
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