[ Grammar ]
He….living there for three years before they found him.
A. Had been
B. Has been
C. Might be
D. Could be

Random Topics:
Subject/Verb Agreement with Collective NounsConditionalsGrammar ClausesPerfect Tenses and VocabularyPrepositionConditional Sentence Type 3Adverb of TimePronouns, Sentence Structure, and Figurative LanguageCity PlacesThe First Conditional SentenceOther quiz:
Vocabulary › ViewStudents liked the teacher’s lesson because of its ________; it covered a lot of material in a short time.
A. Brevity
B. Abstain
C. Absence
Verb Tenses › View
Yesterday, we ______ (go) to the park.
A. go
B. went
C. going
Grammar › ViewMy bookcase, …… in my room, is stuffed with old books.
A. whose
B. which
C. that
D. who
Grammar and Vocabulary › View
If sb is ______, they are happy and in a good mood
A. persistent
B. curt
C. callous
D. cheerful
