用be的适当形式填空:( )your jacket blue?How ( ) your father?Here ( )my brother's homework.

问题描述:

用be的适当形式填空:( )your jacket blue?How ( ) your father?Here ( )my brother's homework.
Linda and I ( )good friends.
求答案及方法

( Is )your jacket blue?How (is ) your father?Here ( is )my brother's homework.
Linda and I ( are)good friends.
方法:一单am ; 二单are; 三单is ; 复数are
如果不明白,请再问;如果对你有所帮助,请点击本页面中的“选为满意回答”按钮,是不是询问一个东西用单数,两个及两个以上用复数,就是东西=人?东西也是复数的,记住:不是你,不是我的另一个人或物就是第三人称,如果是单数就用IS,是复数就用ARE