[ Tenses ]
Why ____ you ________? What’s so funny?
A. are – laughing
B. is – laughing
C. do – laughing
D. does – laughing

Random Topics:
For vs SincePresent Progressive TenseExclamationSimple Present vs Present ProgresivePresent Perfect TenseTenses UsageSubordinate ConjunctionsTemporal Conjunctions and ConnectivesSubject/Verb Agreement with Collective NounsGrammar Past and Future TenseOther quiz:
Grammar › Viewwhat time _____ the class finish?
A. will
B. do
C. does
Grammar › View
It names a person, place or thing.
A. Preposition
B. Verb
C. Adverb
D. Noun
Grammar › ViewVocabulary.
戴資穎 is the most famous _________ badminton player in Taiwan.
A. historian
B. clue
C. farmer
D. international
Grammar and Vocabulary › View
Are you ________ it’s the sixth today?
A. definitely
B. sure
C. think
