[ Tenses & Affixes ]
Choose the correct answer for each question.
What does “pollution” mean?
A. The act of cleaning something
B. The act of making something dirty
C. The act of fixing something

Random Topics:
Modal and Modal PerfectPast Simple, Past Continuous, Past PerfectModals of AdvisabilitySuffixes and TensesVerb Moods and Vague PronounsTenses and ComparisonsTenses UsagePast Perfect & Past SimpleNoun PhrasesPast form of ModalsOther quiz:
Grammar: Defining Relative Clauses › ViewThat’s the shop _____ I bought those shoes.
A. that
B. which
C. where
Grammar › View
If he ___, I won’t stay.
A. come
B. came
C. comes
D. will come
Grammar › ViewWe _____meet you at 7:00 tomorrow. We’ve got an English lesson.
A. couldn’t
B. can’t
Grammar › View
Where __________________ your pen-friend live?
A. is
B. does
C. do
D. are
