用正确的be动词填空.括号内填入[is am are] He__a teacher. 2.That__my red shirt. 3.Who__ I.4.My sister's name___Nancy. 5.Mike and his brother__ at school. 6.This__ not Wang Fang's pencil. 7.Helen and Nancy__ good friends.
He is a teacher. 2.That is my red shirt. 3.Who am 4.My sister's name is Nancy. 5.Mike and his brother are at school. 6.This is not Wang Fang's pencil. 7.Helen and Nancy are good friends.