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

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Tenses › ViewThe manager __ (already/decide) on the new strategy.
A. already decides
B. has already decided
C. is already deciding
D. has already been deciding
Grammar › View
We __________________ late.
A. are
B. am
C. is
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
