=>

11. C rút gọn mđqh the first/only... + to V

12. D rút gọn mđqh having been...

11. Marie Curie is the only person ______________ the Nobel Prize in two different fields.
A. who has awarded                        B. whom had been awarded 
C. to have been awarded                D. having awarded 
`=>` Chọn ${C:}$ to have been awarded
12. Usain Bolt, ______________ from the men's 100m final after a false start, made no such mistake in the 200m.
A. being disqualified                         B. who has been disqualified 
C. to have been disqualified            D. having been disqualified
`=>` Chọn ${D:}$ having been disqualified
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