[ Word Form & Verb Tense ]
Thanks to various sensors _____ in every home and public place, Barbara’s center can predict probable disaster
A. installed
B. installing
C. installment
D. to install
Select your answer:

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Future Tenses › ViewHe ……… his exams next week.
A. takes
B. is taking
C. took
D. take
Grammar › View
How _______ times did you take the test?
A. much
B. few
C. many
D. more
