广州教科版三年级上册Unit7知识点梳理+习题(含答案).docx
Unit7 A picture of my family
例题1:Those jackets _______my sister’s
A. Are B.am C.is
答案及解析:A jackets是复数,复数名词be动词用are。
例题2:Where _____ your mother She ______ at home.
Is is B. are are C.are is D.is are
答案及解析:A 前面的mother妈妈是单数,be动词用is,后面的She是第三人称单数,所以用is。
三.选择合适的be动词填空
The gi...