网址：http://m.1010jiajiao.com/timu_id_1353921[举报]
Gina was born 1999．She is old enough to go to school.
A．on B．at C．in
Gina was born ______ 1999．She is old enough to go to school．
A．to B．on C．at D．in
Gina was born ________ 1999．She is old enough to go to school．
A．to
B．on
C．at
D．in