[ Grammar ]
It’s so stuffy, they ____ the windows.
A. didn’t open
B. don’t opened
C. didn’t opened
D. not opened

Random Topics:
Future or PastGrammar - SimilesPresent Perfect: for/sinceReported Speech and Reported QuestionsAdjectives and ArticlesModals Posibility and ProbabilityModals for RecommendationsFrequency AdverbsGrammar - Punctuation of SentencesComparatives and Past Perfect TenseOther quiz:
Grammar › ViewWhich of the following is an example of a comma splice?
A. We like hiking, we don’t do it often.
B. The paper is wet, it was left outside during the rain
C. I don’t know where the paints are, they were in the cabinet last I checked.
D. all of the above
Grammar › View
He’s from the United Kingdom. It ____ a lot there
(A) To rain
(B) rain
(C) rains
(D) raining
Vocabulary › ViewDays of ___________ rain caused the streets to flood.
A. constant
B. blossom
C. drought
D. quivers
Preposition & Gerund › View
We are prohibited _______ doing lots of things in this school.
A. at
B. for
C. from
D. in
