Are these his pencils? yes ( ).they are( )

Question

填空！包括单复数的运用
比如：Is than Eric's schoolbay no （ ） （ ）sally's
七年级上册is this your pencil?
关于单复数的提问 和回答
要注意的!

Answer 1

Are these his pencils? yes ( they are).they are(pencils )

Is that Eric's  schoolbag？ No （it isn't. ）   （That's  ）sally's.

追问

那单复数的回答语呢？
还有are those Anna is books？ no（ ) ( )mine
就是关于这是你的铅笔吗的
单复数回答语

追答

are those Anna's books？ no（they aren't. ) (They are )mine.

Answer 2

第三人称就用单数，he she it+文中给了明确名字的一般都是第三人称。这个就用，is.提问就是疑问词加句子。回答，肯定就是，yes,he/she/it is.否定就是no he /she/it isn't.
碰到I，后面跟am,肯定回答就是，yes, i am,否定就是no，i am not.You,They, we后面都加are，肯对于提问，疑问词的选择要注意，，复数就用are，单数就用is，然后再加疑问句型

Answer 3

Are these his pencils? Yes, they are.
Is than Eric's schoolbay? no. （ It)（is）sally's.

is this your pencil? Yes, it is. No, it isn't.