[ Grammar ]
They have cleaned the windows…
A. have they?
B. didn’t they?
C. haven’t they?
D. hadn’t they?

Random Topics:
Definite pronouns (Subject, Object, Reflexive)Will or Going toAntonymsFuture Time and TensesIELTS GrammarModals and PhrasesConditional Sentences Type 1Western Europe CountriesInfinitive and GerundsPersonal & Possessive PronounsOther quiz:
Grammar › ViewThe people stayed at home …………………… get infected from the coronavirus.
A. so as to
B. in order to
C. so as to not
D. so as not to
Possessive Adjectives › View
We bought that house last year. It’s ________
A. mine
B. my
C. our
D. ours
Functional Sentence Types › ViewWhat type of sentence is ‘Clean your room’?
A. Imperative
B. Exclamatory
C. Interrogative
D. Declarative
Passive Voice & Tenses › View
They (make) _________ five films since they left college.
A. had made
B. have maked
C. have made
D. made
