[ Grammar ]
The windows ___________.
A. are being cleaned
B. is been cleaned
C. are clean
D. are been cleaned

Random Topics:
Kinds of SentencesTransitive and Intransitive VerbGerunds, Infinitives and Modals of PossibilityNoun / PronounNoun Verb AgreementGrammar - some / anyPresent Simple & ContinuesGerund after Prepositions and Certain VerbsPresent Perfect & Past Simple TenseConditional Sentences and Verb FormOther quiz:
Prepositions › View… the beginning of
A. in
B. at
C. by
D. of
Tenses › View
I have earned my own living _______ I was seven.
A. since
B. when
C. while
D. as soon as