[ Grammar ]
We ________ twenty minutes for the airport bus when it finally arrived.
A. waited
B. were waiting
C. d been waiting

Random Topics:
Past Perfect TenseRelative PronounPast Continues TensePrepositions & Prepositional PhrasesModal VerbTenses UsagePresent SimpleHas and HaveVerb Present Simple TensePast PassiveOther quiz:
Should, Should not have › ViewHe __________ ____________ you the money. (not give)
A. should have given
B. shouldn’t have given
C. shouldn’t have gave
D. gave
Grammar › View
The butterfly is ________ the tree.
A. next to
B. in front of
C. under
D. above
You ____keep your ears open for cars.
A. should
B. must
C. wouldn’t
D. may
Idioms › View
Who earns money?
A. The one who brings home the bacon.
B. The one who has a finger in every pie.
C. The one who is out to lunch.
D. The one who is crusty.
