[ Vocabulary and Grammar ]
_________, sheep were then used for wool.
A. Having first domesticated for milk production
B. Having been first domesticated for milk production
C. Because they had been first domesticated for milk production
D. Although they had first domesticated for milk production

Random Topics:
Present Simple and Modal VerbsPreposition of TimeVerbs: Action, Linking, and HelpingGrammar PhrasesVocabulary & GrammarConjunctions, Interjections and DeterminersCountable & Uncountable NounsWish / If only ( Present)Adverbial Concession ClausesTag QuestionOther quiz:
Modals › ViewWhich of the following sentences is grammatically correct?
A. You should to study harder
B. You should not to study harder
C. You should study harder
D. You should studying harder
Prepositions › View
He fell ___ the ladder and broke his arm.
A. On
B. Out
C. Off
D. Of
I bought ___ new violin last week. ___ violin is a wonderful instrument.
A. -. the
B. A, the
C. A, –
D. -, a
Tenses › View
______ you sometimes______ out with friends?
A. Are/going
B. Do/go
C. Have/gone
D. Did/go
