1. mrs.Zhang is a friend of ___
A John's mother B John's mother's
2. When she listens to a talk , she likes to sit ___
A in front B at front C in front of
1. mrs.Zhang is a friend of ___
A John's mother B John's mother's
2. When she listens to a talk , she likes to sit ___
A in front B at front C in front of
B John's mother 意为约翰的母亲 ,应用所有格,所以选John's mother's
A in front在前排,at 不和front撘配, in front of 要接地点。
第一题选B
第二题选A(在前面)