[ Grammar ]
Choose the correct one
A. Does he used to live in Toronto?
B. Did he used to lived in Toronto?
C. Did he use to live in Toronto?
D. Did he used to live in Toronto?

Random Topics:
Prepositions of Time and Place-ing form and the to-infinitiveGerund or InfinitivesComparatives and SuperlativesBe used to vs used toSuch...that, so ......thatAnalogyQuantifiers MixModals and Past TensesRegular and Irregular VerbsOther quiz:
Grammar › ViewYou ___ apologize for being late; it’s not a big problem.
A. need to
B. needn’t
C. must
D. should
Future Tenses › View
My boss ___ some V.I.P’s tomorrow.
A. will be received
B. is receiving
C. receive
D. will receive
Grammar › ViewThey ________ (not have) a house of their own.
A. didn’t use to have
B. didn’t used to have
C. wouldn’t have
Prepositions › View
Allen visited his cousin in St. Louis, Missouri.
A. Abstract noun
B. Proper noun
C. Common noun