[ Can, Could, May, Might ]
I was so tired that I _______ have slept the whole day.
A. can
B. can’t
C. could
D. couldn’t

Random Topics:
Personal PronounsFuture Time and TensesPast Simple TensesTenses - Irregular VerbsPerfect and Past TenseGrammar - Be going toGrammar - direct/indirect objectsMixed ConditionalsTime and CalendarHow many / How much - Is there / Are thereOther quiz:
Tenses › ViewChoose the time in which the sentence is written… I wouldn’t write a novel.
A. Conditional perfect continuous
B. Future perfect continuous
C. Idiomatic future
D. Conditional simple
Grammar › View
True or false? A proper noun must always be capitalized.
A. TRUE
B. FALSE
Participle - ing/ ed › ViewI am of spiders.
a.frightened
b. frightening
Grammar › View
A: “Make yourself at home.”
B: “ _____.”
_
A. Excuse me
B. Thank you
C. Sleep well
D. Thanks. Same to you
