[ Passive Voice in Past Simple Tense ]
A lot of lives have been saved since seat belts _______________ (introduce) many years ago.
A. introduced
B. was introduced
C. were introduced
D. were introducing
Select your answer:
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Other quiz:
Grammar › View__________ the event was well planned, it was a great success.
A. If
B. Since
C. Unless
D. Although
Passive Voice and Relative Clauses › View
Ricky Martin, _____________ is considered the hottest singer, comes from Latin America.
a. who
b. whom
c. which
d. that
How to use : Read the question carefully, then select one of the answers button.