[ Past Perfect or Past Perfect Continuous ]
We ________ in the garden for a long time when found the water hole.
A. had worked
B. had been working
C. had work

Random Topics:
as...as, comparatives, superlativesGrammar - may & mightClauseModals of Necessity and SuggestionPresent, Past, and Future TimeModals and Past TensesThird ConditionalsRoot WordModal Auxiliary VerbsSimple vs Present Continuous TensesOther quiz:
Modal Verbs › ViewYou ……… see it. It’s the best film I’ve ever seen.
A. must
B. can’t
C. don’t have to
D. mustn’t
Modal Verbs › View
We missed our flight so we … to take a train to continue our journey.
A. don’t need
B. don’t have
C. had
D. must
Grammar › ViewWhich one is correct?
A. The shoes in the store is cost $40.
B. The shoes in the store costs $40.
C. The shoes in the store are cost $40.
D. The shoes in the store cost $40.
Grammar › View
Have you been talking on the phone all evening?
A. No, I didn’t.
B. No, I haven’t been.
C. No, I haven’t.
