[ Grammar ]
Many species …….. extinct by the end of the century.
A. will have become
B. are becoming
C. will become
D. become
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Grammar › ViewWhy _____ you at home the whole day?
A. do
B. is
C. were
D. am
Conjunctions, Interjections and Determiners › View
Lisa saw _____ shooting star yesterday.
A. a
B. an
C. the
Some vs. Any › View.Can I have ___ of these kiwis?
a. some
b. any
Mixed General Quiz › View
The average elevation ___ Colorado is 6,800 feet above sea level.
a. of
b. at
c. on