9点内回答加15分把下列词语或语句变成复数或单数形式：sheheIt is a watch.He is a nice b

she- they
he- they
It is a watch.- They are watches.
He is a nice boy.- They are nice boys.
Are they your keys?- Is it your key?
改正句子：
These are his watches.(watchs- watches)
What color is your ruler (What's cilor- What color)
That’s an ID card.(ID 前加an）
His watch is black.(He's -> he is )
填空：
(He / She ）is a new student.
Ann is（ her ）friend.
what（colour ）isyour pencil?
Tom is their son.They are Tom’s（parents）.

them
them
They are watches.
They are nice boys.
Is it your key?
These are his watches.
What’s the colour is your ruler ？
That’s an ID card。
His watch is black。
He
her
color
parents

she 和he 的复数就是they
they are watches.
they are nice boys.
Is it your keys?
改：these are his watches.(ch结尾加es）
what color is your ruler?
That"s an ID card .(此为泛指，若是特指，用the ID card）...

this shy have things

单复数变形：
they
they
These are watches.
They are nice boys.
Is it your key？
改正句子：
These are his watches.
What color is your ruler ？
That’s an ID card.
His watch is...