John is standing behind Mary,and Mary is standing behind Joh

John is standing behind Mary,and Mary is standing behind Joh ),mary found her teacher standing behind her.选项见内 the lady who is standing behind the counter The lady who is standing behind the counter. The boy is standing behind the girl改为同义句 Mary is (behind Linda).划线提问 The man standing behind the counter与The man who is standing Mary is behind the tree.Tom is l___ for her. the lady who is standing behind the counter请问为什么用is不用was ________ old man behind Mary is _____________English teacher he is standing behind the new bulding对划线部分提问,划线部分是stanging 英语翻译1.who served you?The man who/that is standing behind the