完形填空,Jane和John是两兄妹,说他们的父母不在家.

问题描述:

完形填空,Jane和John是两兄妹,说他们的父母不在家.
—————parents aren't at home.A.Jane's and John B.Jane and John's C.They's 选哪个?为什么?

B
只要是两者共同的东西,就是 A and B's父母是他们共同的父母,所以选B
如果是不是共同拥有的东西,就是 A's and B's,如:Jane's and John's desk are over there.
C答案则完全错误,they的物主代词应该是their,they's=they is