In 1994 the white house named Dr Ruth R. Faden chairperson of the federal advisory committee of experts they assigned to do a report on the history and ethics of the government's radiation experiments on humans in the 1950's and 1960's.
A. they assigned to do
B. to be assigned doing
C. that was being assigned doing
D. assigned for doing
E. it assigned to do
[spoiler]Ans: E[/spoiler]
Can anyone explain how to get the correct answer of this question?
A. they assigned to do
B. to be assigned doing
C. that was being assigned doing
D. assigned for doing
E. it assigned to do
[spoiler]Ans: E[/spoiler]
Can anyone explain how to get the correct answer of this question?














