[ Present Perfect Continuous Tense ]
I’m sleepy because I … all night.
A. have been staying up
B. has been staying up

Random Topics:
Apostrophes and GrammarPhrase vs ClauseContrastive ConjunctionAdverbial Clause of Cause and EffectPreposition and Word FormPast Tense vs Present Perfect TensePresent PerfectFamily VocabularyComparative and Superlative AdjectiveFuture Time and TensesOther quiz:
Tenses and Structures › View. Choose the correct form: He (does, is doing) his chores every Saturday.
A. does his chores every day
B. does
C. is doing his chores every week
D. is doing his chores every Sunday
Tenses › View
The sun ____ , and people ____ in the lake.
A. shone – swam
B. shone – were swimming
C. was shinning – swam
D. was shinning – were swimming
Possessive Nouns › ViewChoose the right possessive sentence. (singular)
A. The dog’s vacation was very relaxing.
B. The dogs’ vacation was very relaxing.
Grammar › View
I like chocolate, vanilla, and caramel flavors
A. NO CHANGE
B. vanilla—and
C. vanilla. And
D. vanilla (and