Share dạng động từ TOEFL 37-38
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On June 30, 1992, international timekeepers in Paris were added an extra second to the day.
were added-> add
The report could not be turned in on time because all the needed work lost.
lost-> was lost
In English these questions have be formed by changing the word order of a statement, whereas in some languages the word order remains the same.
be -> been
He was not able to define the process by which the body had protected by the immunologic system.
had protected -> had been protected
