[ 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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Present Simple/AffirmativeGrammar - to bePresent Perfect SimpleTenses and Sentence CompletionAdverb ClauseGrammar - Be going toWorld Literature VocabularyQuantifiersPassive with ModalsOther quiz:
Adjective Clause and Adverb Clause › ViewThe kittens are so noisy that I can hardly hear ________.
A. what are saying you
B. what is saying you
C. what you are saying
D. what does you are say
Grammar › View
Did you play baseball yesterday?
A. Yes, I was
B. No, I didn’t
C. Yes, I did
D. Both B & C