[ Adverb Clause ]
__________ the experiment yields consistent results, we can draw valid conclusions.
A. Unless
B. After
C. While
D. Because

Random Topics:
AbilityQuantifiers and AdjectivesFuture Tenses, Conditionals and ProfessionsAdverbial Clauses of Manner and ResultGerund NounArticles & PrepositionTenseAuxiliary Verbs, if, unless and ModalModals of DeductionAdverbs by TypeOther quiz:
Grammar › ViewMy birthday is __ Sunday so I can have a party.
A. in
B. on
C. at
Future Tense › View
At 7.30 a.m. tomorrow, I _________ breakfast with my friends.
A. will eat
B. will eating
C. will be eating
D. will be eat
So - Too - Either - Neither › ViewMai doesn’t like reading science books, and Hoa doesn’t __________.
A. so
B. too
C. either
D. neither
Grammar and Vocabulary › View
If people ______ on Mars, they _______ need a biosphere.
A. lived / would
B. will live / will
C. live / don’t
