Topics: Passive Voice & Tenses
The students have discussed the pollution problems since last week
The pollution problems have been discussed (by students) since last week.
A. The pollution problems had been discussed by the students since last week.
B. The pollution problems have been discussed by the students since last week.
C. The pollution problems have been discussed since last week by the students.
D. The pollution problems have being discussed by students since last week.
Select your answer:

Random Topics:
Future TensesModals and VocabularyTenses, Tag Questions, Phrasal VerbsMust and Might ModalsSimple Compound and Complex SentencesZero and First ConditionalsVocab CheckingPositive and Negative ConnotationsHave as verb and auxiliaryGrammar- Later/LatterOther quiz:
Poetry Vocabulary › ViewFoolishness, stupidity, or senseless is called ________.
A. absurdity
B. transfixed
C. scuppernongs
D. fluster
Grammar › View
This is the first time I ___ to Japan.
A. have gone
B. went
C. go
D. gone
