[ Grammar ]
They had been walking _____ 2 hours when it started to rain.
A. since
B. for
C. in
Select your answer:
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Adverbs of frequencyConjunctive AdverbsGrammar and VocabulariesPresent Perfect Negative and InterrogativePast, Present, FutureTenses of Verbs - UsageFuture FormsAdjective vs AdverbGerunds + To InfinitivePreposition FormOther quiz:
Vocabulary › ViewMixed up through accident or ignorance; jumbled.
A. Garbled
B. Confused
C. Ordered
D. Clear
Grammar › View
How often ______ your sister _____ swimming?
She goes swimming every day.
A. do / goes
B. does / go
C. do / go
D. does / goes