He wants to buy a computer ______ his son.[ ]
A. to
B. for
C. on
答案：B
Einstein was usually his scientific study that he even forgot to eat.
A．very absorbing
B．very absorbed in
C．so absorbed in
D．such absorbed in
《时代广场的蟋蟀》中玛利欧的爸爸叫（），他的工作是（）。
