We all like ________ English teacher because she is very kind.
A:we
B:us
C:our
D:ours
分析图象,回答下列问题:
血友病属于隐性伴性遗传,某人患血友病,他的岳父表现正常,岳母患血友病,对他子女表现型的预测应当是( )