[ Adverbial Clauses ]
I will keep learning Vietnamese____ I am upper intermediate.
A. as soon as
B. until
C. once
D. everywhere

Random Topics:
Grammar of Conjunctions and PrepotitionsSimilesGrammar and Sentence CorrectionTenses and ArticlePronouns, Sentence Structure, and Figurative LanguageModal Verbs and ConjuctionsConjunctions - Conjunctive AdverbsTOEIC GrammarPresent Simple or Present ContinuousAdverbial PhrasesOther quiz:
Grammar › ViewWhat ____ Mariana _______?
A. is/dance
B. are/dance
C. are/dancing
D. is/dancing
Grammar › View
Be good ____ something
A. at
B. in
C. on
D. of
Future Tenses › ViewWhich sentence uses the future continuous tense?
A. I will call you later.
B. She will be studying at 6 PM.
C. They will have completed the project.
D. He will go to the gym.
Grammar › View
The rain __________________one hour ago.
A. Stop
B. Stopped
