把these are my ruler改为一般疑问句后是什么?还有这几道题：this is her sister(变复数形式）that is my dictionary(变为复数形式)those are his books(变为单数）

These are my tickets.(改同义句) These are my horses改单数句 把these are my ruler改为一般疑问句后是什么?还有这几道题：this is her sister(变复数形式）that is my dictionary(变为复数形式)those are his books(变为单数） this is my ruler.that is his dictionary.this is my uncle.these are his pens.复数,复数 These are my shoes.改为一般疑问句怎么改 改下下列英语句子,1.Is she your sister?做肯定回答2.Are these his grandparents?做肯定回答3.That is my school.改为一般疑问句4.Those are oranges?改为一般疑问句5.These are lucy’s maps改为单数句5.That is a ruler改为 This is his ruler(改为复数句) That is my key(改为复数句) These are his brother These are my parents .(改一般疑问) This is my mother.These are my parents .(改一般疑问)This is my mother.This my father.(合并句子) They are [my sisters].对括号部分提问Is this your brother?[改为复数]How is he [改为复数]That is a ruler[改为复数]These aren't oranges.[改为单数形式】What color are the keys?[改单数句Bruce is my father and Ann is my mother These are my gloves改为否定句These are my glove 改为否定句怎样改呢. 十万火急!谁能把这几个句子改成它们的同意句!1.that is her bird 2.these are our rooms 3.those are his shoes 4.that is your ruler 5.these are her skirts 6.this is your my hat.答得好再给! These are my friend These are ()() my books. these are my feet . These are my grandparents. Are these your ruler?的单数句是什么 This is my friend 和 These are my sist 改成否定句怎么改啊,急... 1 these are your sister 改成复数怎么改 2 they are my familys