科目:初中英语 来源:初中课程新学案 七年级英语(上) 题型:023
用am,is或are填空,然后总结其用法。
(1)That's my father and this ________ my mother.
(2)This is my cousin and that ________ my sister.
(3)-________she your sister?
-Yes, she ________.
(4)-And ________ he your brother?
-No. He's my friend.
(5)-________ Guo Peng your brother?
-Yes, he ________.
(6)I ________ his friend. I'm not his brother.
(7)-________ you Jack's brother?
-No, I'm not. I ________ his cousin.
(8)These ________ my grandparents.
(9)-________ this your aunt?
-Yes, it ________.
(10)These ________ my parents, those ________ my grandfather and grandmother.
(11)These are my brothers. They ________ Jeff and Jack.
(12)They aren't my sisters. They ________ my friends.
am用于第一人称单数I之后;is用于第三人称单数ge,she,it以及相当于he,she或it;are用于第二人称或所有人称的复数,表达“是”的意思。可用下面的口诀来帮助记忆:“我用am你用are,is用于他她它,复数全都要用are”。
I am…可以缩写成I'm,he is可以缩写成 he's,she is可以缩写成加she's,it is可以缩写成it's,而we are,you are,they are可分别编写成we're,you're,they're。am,is,are的否定形式是在后面加not,如:am not,is not,are not。is not通常缩写为isn't,而are not通常缩写为aren't。如:
(1)I'm Alice, I'm not Mary. She's Mary.
(2)This isn't my brother. He's my cousin.
(3)They're my brothers. They aren't my friends.
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