[ Grammar ]
She wasn’t watching when the crash ________.
A. occurs
B. occurred
C. has occurred

Random Topics:
Adverbs of TimeConnectivesTOEFL GrammarClauses and Conjunctionsso vs suchQuantifiers with NounsSimple present/ past/ future tenseIndependent and Dependent ClausesGerundsModal Verbs of Deduction and SpeculationOther quiz:
Grammar: wishes and regrets › ViewI wish ___________ you about this before.
A. I told
B. I’d told
Degree of Comparison › View
His company earned _____ money than the years before.
A. less
B. much
C. least
D. little
Mixed General Quiz › ViewWhich word does not mean lovely?
a. pleasant
b. amusing
c. faithful
Prepositions of Time › View
We have a concert ___ Saturday, do you want to come?
A. on
B. at
