[ Grammar ]
PAST TENSE REGULAR VERB: They are waiting. Yesterday, they _____.
A. wait
B. waiting
C. waits
D. waited
Select your answer:

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Conjunctions & InterjectionsTOEFL Adjective and AdverbInterjections, Tag Questions and Nouns of Direct AddressModals of PredictionArticle & PrepositionGerund or to InfinitiveConjunctions - Conjunctive AdverbsPast and Present ContinuousRelative Clauses beginning with PrepositionsModals of AdvisabilityOther quiz:
Grammar › ViewThe girl with an umbrella is very pretty, ?
A. is it
B. isn’t it
C. is she
D. isn’t she
Conjunctions › View
You can call me _______ you need help.
A. whenever
B. although
C. because
D. unless
