[ Perfect Tenses and Vocabulary ]
How long have you…………Carla?
A. know
B. knew
C. known

Random Topics:
Indefinite ArticlePresent Perfect Simple and ContinuousPresent ContinuousPresent Simple: affirmative, negative, interrogativeRelative Clauses PronounsPassive ModalsVerb Patterns / IngMesopotamia VocabularyVerb + PrepositionQuantifierOther quiz:
Prepositions › ViewWe finished the test _________ the same time.
A. In
B. On
C. At
D. Since
TOEFL Adjective and Adverb › View
Except for its size, the orbit of Neptune seems similar to . . . Earth.
A. on
B. that has
C. that of
D. what has
Grammar › ViewThe kids really ___________their new art teacher.
A. respect
B. break
C. rule
Grammar › View
I …slept in bed
A. Is
B. Are
C. Have
D. Has
