[ Auxiliary Verbs, if, unless and Modal ]
You __ have known the answer to that question.
A. must
B. shall
C. could
D. might
Select your answer:
Random Topics:
Similes and Body IdiomsGrammar : Structural Common ErrorsWill or Going toSimple Present and Present ContinuousDependent PrepositionFuture Time and TensesAdverb of MannerPresent, Past and Future TenseWishesOther quiz:
Grammar › ViewWe expected her at nine but she finally _____________ at eleven.
A. turned up
B. turned out
C. came over
D. grew up
Adverb Clauses › View
_____ is important since most professional jobs require writing skills.
A. Learn how to write
B. Learning how write
C. Learning how to write
D. Learning how to write it is