be动词是动词么?答:【3】情态动词:can,could,must,may 【4】助动词:be,do,did,will,have,would be既是系动词也是助动词;系动词be 和助动词be统称为be动词 就像动名词(doing)和动词现在分词(doing)统称为动词-ing一样,【1】系动词be用法。(am,is,are;was;were;been)She is a teacher.She was a student ...
be动词是动词吗?答:【3】情态动词:can,could,must,may 【4】助动词:be,do,did,will,have,would be既是系动词也是助动词;系动词be 和助动词be统称为be动词 就像动名词(doing)和动词现在分词(doing)统称为动词-ing一样,【1】系动词be用法。(am,is,are;was;were;been)She is a teacher.She was a student ...
be动词算动词吗?答:【3】情态动词:can,could,must,may 【4】助动词:be,do,did,will,have,would be既是系动词也是助动词;系动词be 和助动词be统称为be动词 就像动名词(doing)和动词现在分词(doing)统称为动词-ing一样,【1】系动词be用法。(am,is,are;was;were;been)She is a teacher.She was a student ...