四年级be动词专项练习.pdf

be 动词用法歌：我用 am,你用 are，is 连接他，她，它。单数名词用 is，复数名词全用 are。变疑问，往前提，句末问号莫丢弃。变否定，更容易，be 后 not 莫忘记。疑问否定任你变，句首大写莫迟疑。一.用括号中适当的词填空。1.I _(am,are,is)from Australia.2.She _(am,are,is)a student.3.Jane and Tom _(am,is,are)my friends.4.My father and mother _(am,is,are)very busy every day.5._(Are,Is,)you a teacher?6._(am,is,are)the box on the bed?7.Where_(be)the girl.8.He _(be)a boy.9.My mother _(be)is a teacher.10._(be)tom your brother?11.How old _(be)you?12.Who _(be)the boy?13.They _(be)all students.14.We _(be)good friends.15._(be)this your ruler?16.Lily and Lucy _(be)girls.17.Your teacher_(be)Emma.二：把下列句子变成否定句和疑问句并作出肯定和否定回答。1.I am a teacher.否：疑：肯定回答：2.This is my mother.否：疑：3.It is a good book.否：疑：4.Lily and lucy are friends.否：疑：5.He is my brother.否：疑：6.His name is jerry.否：疑：7.She is very good.否：疑：否定回答肯定回答否定回答肯定回答否定回答否定回答