That dictionary might be ____ _____(给····礼物)his younger sister

That's his dictionary.怎样改成___ ___my dictionary. _Is that your dictionary?yes _________ this dictionary is in that box复数 that is my dictionary.改为一般疑问句 whose is that dictionary.同义句 that is my dictionary改为同义句 That is you dictionary改为复数句子 That is my dictionary改同义句 That is my dictionary 改为复数句 that is his dictionary 改为同义句 Is that his dictionary怎么改陈述句? That is a dictionary.改为复数句 dictionary dictionary that is a dictionary.对划线部分提问（a dictionary） ______ ______that That's a dictionary.哪里错了That's a dictionary.(That's)为A部分；（a）为B部分；（dictionary）为C部分 this dictionary than thin one that is连词成句? Is that your English-English dictionary?怎样回答