she can't be his mother这个句子的反意疑问句应该是什么,是can she还是is she

she can't be his mother这个句子的反意疑问句应该是什么,是can she还是is she It can't be his new house. She porgot his _______ ______ .she can't call himrt She can't be a teacher ,__she? 情态动词表猜测--I heard they went skating in the mountains last winter.--It ____ true because there was little snow there.A may not be B couldn't be C might mot be D can not be she looks very young.she ( )more than forty.A.must be B.can be C.can't be D.mustn't be （选择题）（选择最佳答案） she may be a teacher ,can't she ?错~she may be a teacher ,isn't she? 为什么要用isn't? If Ruby can't be with Betty ,she won't be happy even she were DZW'GF.If Ruby can't be with Betty ,she won't be happy even she were DZW'GF. She can t get Mot She must be ___(外国的)and we can't understand what she says. she can run, can't she翻译 NO it ____his.His much smaller.A.can't be B.may be C.mustn't be 选哪个?为什么? can she__a pianist?no,she can'tA.am B.is C.are D.be 英语解释句子:his mother is so angry.she can't say a word she can't find his little son .she's---- a.worried b,worries c.worry d.worried about 英语翻译can‘t be can't be用法