[ Tenses ]
They ______ the washing machine when I returned home.
A. were repairing
B. repair
C. would repair
D. have repaired

Random Topics:
Gerunds & Infinitives + VocabularyGrammar and Passive VoiceQuestion Tags in Verb TensesQuestion tag and + - AgreementArticlesCommasCorrelative ConjunctionConditional ClauseZero & First ContidionalWord FormationOther quiz:
Grammar › ViewA wildlife expert is scheduled to give a talk on the _________ that the factory has had on the surrounding forest.
A. Components
B. Degree
C. Requirements
D. Impact
Past Continuous Tense › View
He was _____ away when he saw me.
A. walk
B. walks
C. walked
D. walking
Grammar › ViewThe restaurant was so busy that _____ able to get a table.
A. we weren’t
B. we didn’t
C. we haven’t
D. we hadn’t
Question Tags › View
You have never liked grapefruit juice, ___
A. have you?
B. haven’t you?
