[ Past Tenses ]
“We ______ (play) chess for hours when our parents arrived.”
A. played
B. were playing
C. had played
D. had been playing
E. have played

Random Topics:
Prepositions and ConjunctionsJobsSimple Past or Past ContinuousUnderstanding Product Packaging and TensesPossessive Adjective and PronounFrequencySo / Neither / Either / TooSecond and Third ConditionalThe First Conditional SentencePast PassiveOther quiz:
Conjunctions › View_____________ we don’t have to study today, let’s go to a picnic.
A. because
B. Science
C. Since
D. so
Future Tenses › View
The bus (leave) the hotel at 8 p.m tomorrow.
A. leaves
B. is going to leave
C. is leaving
D. will leave
Future Perfect Continuous › ViewHow long will you _ when you graduate?
A. have being studying
B. have been studying
C. will be studying
D. have been studyng
Grammar › View
Identify the adverb in the following sentence: ‘He quickly ran to the store.’
A. swiftly
B. slowly
C. happily
D. quickly
