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.

你能根据图示，选择方框中的词语来表明下面家庭成员之间的关系吗？

father, mother, parents, wife, husband, brother, sister, son, daughter

(1)Mr and Mrs Green are Sally and David's ________.

(2)Mr Green is Sally and David's ________.

(3)Mrs Green is David and Sally's ________.

(4)Sally is Mr and Mrs Green's ________.

(5)David is Mr Green's ________.

(6)Mr Green is Mrs Green's ________.

(7)Mrs Green is Mr Green's ________.

(8)Sally is David's ________.

ruler　pencil　eraser　book　backpack　baseball watch

key　notebook　dictionary　ring　computergame

你能用以上部分单词进行首字母填空吗？

　　(1)－Is this your p________?

　　－No. It's my pen.

　　(2)－What's this in English?

　　－It's an e________.

　　(3)－What's that in English?

　　－It's an I ________.

　　(4)－Is that a b________?

　　－No, it's a baseball.

　　(5)－Is this your d________?

　　－No, it's my n________.

　　(6)－Is that a b________?

　　－No, it's a c________ game. It looks like a book.

　　(7)－Is this a w________?

　　－No, it is a r________.

play come have to study visit

跟踪训练。请试着用以上5个单词填空。

(1)Sonia has to ________ for a math test on Friday.

(2) I ________ go to the dentist tomorrow.

(3)Can you ________ tennis with me?

(4)I'm sorry I can't ________ you the day after tomorrow.

(5)Would you like to ________ to the movies with us on Sunday?

从给定的词语中选择合适的填空。

My parents are ________ English teachers. (both, all)

从给定的词语中选择合适的填空。

　　－What are you doing on Saturday?

　　－I am fishing with my father the ________ day. (whole, all)

从给定的词语中选择合适的填空。

　　－Can you go to the movies today?

　　－I'm sorry, I can't. I ________ (have to, must) study for a math test.

从给定的词语中选择合适的填空。

She has ________ homework this evening.(too much, much too)

从给定的词语中选择合适的填空。

I have a piano lesson today, so I ________ come to the party.(can, can't )

take ride live think of get to

跟踪训练。请你试着用以上所给出的词或词组填空。

(1)How long does it ________ to get there?

(2)Maria ________ school at half past seven every day.

(3)He ________ many new ways to do it.

(4)Mike ________ a long way from school.

(5)Pedro ________ the bus to the next bus stop.