[ Grammar ]
Companies always ________ market research before they launch a new product.
A. do
B. make
Select your answer:

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Prepositions of Time, Place, and MovementRegular and Irregular VerbsFuture Simple TensesGrammar : Must (Necessity)Prefixes SuffixesWho or WhomUnderstanding Product Packaging and TensesCompound Words and SentencesModal Verbs of Certainty and PossibilityCountable QuantifiersOther quiz:
Conditional › ViewIf I spoke English, I would ………… to complete my studies.
A. have been able
B. able to
C. be able to
Subject Verb Agreement › View
The airplane (fly / flies) high above the clouds.
A. fly
B. flies
