[ Subject Verb Agreement ]
Two-thirds of water _____ polluted.
A. is
B. are
C. being
D. been

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So or SuchPast Tense (Regular and Irregular)Zero & First ContidionalFirst Conditional SentenceWestern Europe CountriesPreposition of PlacePrepositions and ArticlesPast PerfectGrammar-Verbs & Nouns Singular, Plural, GenderGrammar - Be going toOther quiz:
Used to & would & Past Simple › ViewI ______ about the world when I was younger. Being a child was so easy.
A. wasn’t worrying
B. never used to worry
C. did never used to
D. hadn’t worried
Tenses › View
Which one is the correct answer for: Mom is chopping vegetables in the kitchen.
A. Is Mom chopping vegetables in the kitchen?
B. Does Mom chopping vegetables in the kitchen?
C. Are Mom chopping vegetables in the kitchen?
D. Do Mom chopping vegetables in the kitchen?
Has and Have › ViewAgata
A. have
B. has
Grammar and Vocabulary › View
I wonder ____ the plane will arrive on time.
A. that
B. whether
C. about
D. how
