Recognize the conditional perfect continuous sentence: If she had been studying all night, she would have aced the test.
A. If she had been studying all night, she would ace the test.
B. If she had been studying all night, she would have aced the test.
C. If she had been studying all night, she aced the test.
D. If she was studying all night, she would have aced the test.

Random Topics:
Present Perfect Tense and Simple Past TensePerfect TensesGerunds & Infinitives + VocabularyPronouns, Sentence Structure, and ApostrophesEssential and Nonessential ClausesProverbsGerundsVerb TensesContrastive ConjunctionsSentence CompletionOther quiz:
Infinitives for reasons › ViewI called Luis _________ on the weather in July.
A. For checking
B. To cheking
C. Checking
D. To check
Preposition of Direction › View
That woman going ____ the supermarket is my mother.
A. into
B. onto
C. across
D. off
Vocabulary › ViewWhat is the meaning of the word ‘lichen’?
A. Composite organism
B. Algae
C. Moss
D. Fungus
Reported Speech › View
” Congratulations, you did very well in the competition”
A. The teacher congratulated Jack for doing very well in the competition.
B. The teacher congratulated Jack on doing very well in the competition.
C. The teacher congratulated Jack at doing very well in the competition.
