Frank was born _____________ a cold winter morning ____________ 2006.
A:in; in
B:on; on
C:in; on
D:on; in
The dog is _____ the chair.
有一对少数民族夫妇第一胎生了一个女孩,准备再生第二胎,那么,第二胎的性别( )。
下列的估测,最接近实际的是( )