[ Parts of Speech and Compound Sentences ]
You’ve been silent _____ we board the plane. Are you scared?
A. since
B. until
C. unless
D. though

Random Topics:
Possessive NounsPast and Perfect TensesTenses, Determiners & Subject Verb AgreementAdverb ClauseFuture Tense VerbModals with Perfect InfinitiveAdverbs of frequencySentences and Non SentencesModals: Possibility, Necessity, ExpectationAdjective Clause and Adverb ClauseOther quiz:
Grammar › ViewIf you cannot hold your books, _____ I will hold them.
A. then
B. than
Conditional › View
If I _________________ (speak) perfect English, I _________________ (have) a good job.
A. spoke/could have
B. spoke/will have
C. speak/would have
D. speak/could have