[ Modal Verb ]
You _________ have worked so hard last week. You look so tired now.
A. must not
B. ought not to
C. can’t
D. would

Random Topics:
Coordinate ConjunctionLanguage Features: Reflective ArticleVerb PhraseWishesIdiom and TensesPhrase and ClauseDefinite ArticlesPresent Perfect Continuous TenseVerb and PrepositionPast Simple and Past Continuous TensesOther quiz:
General Knowledge › ViewDuring the American Civil War, who were the two opposing sides?
A. The East vs. the West
B. The United States vs. Great Britain
C. The United States vs. Canada
D. The North vs. the South
In/On/At + Time › View
_____ 6 June
A. in
B. on
C. at
and, so, but, because › ViewI have a headache _________ a runny nose.
A. and
B. but
C. or
Wish - beginner › View
I wish I _____________ hard-working.
A. were
B. had been
C. will be
D. am
