[ Modals of Advice ]
I think people ________ recycle more paper and glass.
A. could
B. couldn’t
C. should
D. shouldn’t

Random Topics:
Knee AnatomySubject Verb Agreement; Indefinite PronounsSocial Media VocabularyProgressive Perfect and Simple Verb TensesIELTS VocabularyGrammar: is/are/was/werePassive SentencePast Simple or Past ContinuousConjunctions & PrepositionsWord FormationOther quiz:
Grammar › ViewRan as fast as he could.
A. run on
B. fragment
C. complex
D. compound
Grammar › View
Walk for two minutes, and you’ll see the school in front ………… you.
A. of
B. by
C. at
D. on
Quantifiers › ViewHow ___ does the cake cost?
A. many
B. much
C. little
D. few
Conditional Sentences › View
Unfortunately,the leading actor is ill.He can’t appear on stage
A. If only the leading actor were ill and could appear on stage
B. If the leading actor weren’t ill ,he could appear on stage
C. I wish the leading actor weren’t ill and appear on stage
D. I wish the leading actor wasn’t ill and can appear on stage
