[ Grammar ]
My scores in high school _________ ________ ___________ until I made an effort to study more.
A. couldn’t be improved
B. hadn’t been improving
C. haven’t been improving
D. wouldn’t have improved

Random Topics:
like/do not likeFuture - Will and Be going toCan vs CouldProgressive TensesContrast Linking WordsOrdering AdjectivesModals for Ability, Possibility and PermissionVerb + PrepositionFuture Simple TenseThe Present Progressive TenseOther quiz:
Grammar and Vocabulary › ViewChoose the word or phrase that goes with call.
A. an email
B. home
C. a house
Tenses › View
Has she come?
A. Present Simple
B. Present Perfect
C. Present Perfect Continuous
D. Present Continuous
Grammar › ViewShe had acted ____ she was dismissed immediately.
A. more professionally than
B. as unprofessionally as
C. so unprofessionally that
D. unprofessionally though
Question Tag › View
Don’t spend too much time on video games, __?
A. do you
B. don’t you
C. will you
D. won’t you