[ Prepositions ]
I’ll study English _____ I speak it perfectly.
A. if
B. after
C. until
D. when

Random Topics:
Adjectives with -ED and -INGDemonstrative PronounsNoun Verb AgreementCompliment, Congratulation, and HopePrepositional PhrasesModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityAdverbAdverbs of How Something is DoneHabitual and Continuous TensesTenses PracticeOther quiz:
Grammar › ViewThey have ____________ in China for 6 years.
A. lives
B. living
C. lived
D. live
Vocabulary › View
To grow in degree, amount, or size means to ________
A. increase
B. decrease
C. decline
Article › ViewPerson A: “Did you see ___ movie last night?”
Person B: “Yes, I watched ___ movie that everyone was talking about.”
A. a / the
B. an / a
C. the / the
D. No article needed / the
E. Not enough information / the
Simple Past Tense › View
………he read novel last night?
A. do
B. did
C. done
D. are
