[ Tenses ]
Which one is the correct answer?
A. Did your friend explore the country in his twenties?
B. Had your friend been exploring the country in his twenties?
C. Had he exploring the country in his twenties?
D. Did your friend explored the country in his twenties?

Random Topics:
Can vs be able toModals and Comparative SuperlativeVerbs and AdverbsWord FormationGerunds and TensesComparative - SuperlativeSimple Verb TensesVerbs of movementAuxiliary VerbsLinking Verbs & Helping VerbsOther quiz:
Tenses › ViewLook! The children ___ in the garden.
A. play
B. played
C. are playing
D. plays
Reported Speech › View
We can use that after the second verb ___________
A. and it has to be used all the time.
B. but only in the present simple.
C. but it can be ommitted.
Passive Voice › ViewMany accidents … by dangerous driving.
A. is caused
B. is being caused
C. are caused
D. caused
Grammar › View
The ____ were given an order by their superior to maintain peace and order.
A. Policeman
B. Policemen
C. Policemans
D. Policemens
