By the time the firefighters __________ (arrive), the fire __________ (already/destroy) the house.
A. arrived, had already destroyed
B. arrived, already destroyed
C. had arrived, had already destroyed
D. had arrived, already had destroyed

Random Topics:
Gerunds and TensesConjunctive Adverbs and PunctuationConjunction and PunctuationAuxiliaries VerbAdjective / Noun + to InfinitiveGrammar (Adjectives)Preposition of TimeDependent ClausesSecond ConditionalsIf/Unless - Conditional type 1Other quiz:
Grammar › ViewCorrelative Conjunction: That new statue is _____ large _______ lifelike.
A. neither, nor
B. either, or
C. both, and
D. not only, but also
Grammar › View
_____ no fixing the relationship between Hank and Iris because unless they talk to each other.
A. It is
B. There is
C. They have
D. They are
Grammar › ViewSometimes we _______________ basketball during break time, but today I _______________ my homework.
A. are playing / am starting
B. plays / am starting
C. play / are starting
D. play / am starting
Grammar › View
One combination is not possible: _______ energy
A. solar
B. wind
C. oil
D. nuclear
