把下列單數句變成複數句或複數句變為單數句1 is that your sister？yes，she is.2 this is my parent. 3 what color is his jacket？ 4 what's this in English？ 5 who'he？ 6 we have four lessons in the morning. 7 they have two uncles. 8 those are eraser.

把下列單數句變成複數句或複數句變為單數句1 is that your sister？yes，she is.2 this is my parent. 3 what color is his jacket？ 4 what's this in English？ 5 who'he？ 6 we have four lessons in the morning. 7 they have two uncles. 8 those are eraser.

1.Are those your sisters？Yes，they are.2.They are my parents.3.What color are his jackets？4.What are these in English？5.Who are they？6.I have four lessons in the morning.7.He/ She has two uncles.8.It i…

Is she your sister？怎麼變成複數形式

Is複數形式為Are
she複數形式為they
your複數形式為your
sister複數形式為sisters
Are they your sisters？

she's Li Ping's sister改為複數句

They are Li Ping's sisters.

They are girls改為複數形式
She（）（）（）

She is a girl.

She is a teacher這個句子怎麼改為複數形式

They are teachers

she is a teacher改為複數句

They are teachers.

She is a good teacher複數句

They are good teachers

she is a teacher.變複數

They are teachers.

單複數同形名詞做主語謂語動詞是is還是are

分情况看
例如集體名詞family當表示是家庭時用is
表示是家庭成員用are

單複數同行時怎麼區分謂語動詞用is還是are
比如：My family is going to xi'an.（指這個家庭）
My family are going to xi'an.（指家庭成員）

根據句子的意思來判斷是指人還是家庭.
如果明顯有人的動作那麼應該用複數are比如：My family are having supper.
囙此樓主的例句我認為第一句是有問題的.
如果是指家庭的話應該是說家庭的特點之類比如：My family is big.