[ When vs. While ]
The police stopped him … he was driving.
a. when
b. while

Random Topics:
Take or PutTypes of Sentence StructuresVerb to beGrammar - Sentence StructureCan, Could, May, MightSimple and Past TensesProgressive TenseConjunctions, Prepositions and InterjectionsPast Continuous Tense & Past ModalsComparatives and Past Perfect TenseOther quiz:
Tenses › ViewAt this time yesterday, I (play) _______badminton with my friends
A. played
B. had played
C. was playing
Vocabulary and Grammar › View
something that is difficult to understand
A. decipher
B. anxious
C. distracted
D. options
Infinitive › ViewI need ___________ to the supermarket. We don’t have any milk.
A. to go
B. go
Preposition › View
I don’t like cities. I’d much prefer to live …. the country.
A. in
B. on
C. at
D. by
