I am twelve; Mike is fourteen; Mary is thirteen. So Mike is the ___ of the three.
A. old
B. older
C. oldest
D. the oldest
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My ____ brother is three years ____ than I.
A. elder; elder
B. older; oldest
C. elder; older
D. older; elder
His ____ son often go to see him on Sunday.
A. eldest
B. older
C. the eldest
D. the older
He is two years ___ than I.
A. elder
B. smaller
C. younger
D. less
I think the book is very____.
A. interesting
B. interested
C. interest
D. interests
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