While Lan ____________ as a volunteer in the countryside, she met an old friend.
A. had worked
B. worked
C. was working
D. worked

Random Topics:
Active and PassiveWorld Literature VocabularyTypes of Simple SentencesComplex SentencesVocabullary TestContrastive ConjunctionsVerb and PrepositionDependent PrepositionPresent/Past/Future Continuous TenseDirect Object and Indirect ObjectOther quiz:
Conjunctions › ViewSELECT THE CORRECT SENTENCE:
A. Sally can speak Spanish and English.
B. Sally can speak Spanish because English.
C. Sally can speak Spanish but English.
Grammar (either..or.. and neither..nor..) › View
Jack cannot make the breakfast.
Jane cannot make the breakfast.
A. Neither Jack nor Jane can make the breakfast.
B. Either Jack or Jane make the breakfast.
Conditionals Type I › ViewBetty will not go to the party tonight because Tom will not go.
A. Betty will not go to the party unless Tom goes.
B. Betty will not go to the party if Tom go.
C. Betty will not go to the party if Tom goes.
D. Betty will go to the party unless Tom goes.
Present Perfect Tense › View
I’ve eaten a lot of buscuits ___________.
A. This week.
B. Yesterday.
