this my brother and that my sister.错在哪在里A,B.C

问题描述:

this my brother and that my sister.错在哪在里A,B.C

没有be动词
应该是 this is my brother and that is my sister

少了be动词,应改为This is my brother and that is my sister.

差be 动词
改为:This is my brother and that is my sister.
不明白的再问哟,请及时采纳,多谢!

正确的是This is my brother and that is my sister.