That's a hand(复数)

That's a hand(复数) that's a dark red box复数 That's a girl.改为复数形式 That's a box变成复数形式 that’s a map变复数句 that's a leaf.改成复数句 Hand复数 who's that holding the hand of a boy怎么翻译. 另外holding the hand of a boy的hand为什么不加s?翻译器的别来. This is a hand复数句快 翻译《hand in hand to go further and live in a simple life!That's enough!and you?》 That's a nice watch.怎么改为复数句? That's a real strawberry.变为复数句 That's a leaf.如何改成复数句? gie's a hand o' _______ necessary that you hand in your homework on time every time.A That's B It's what's that 改为复数 It's a calculator改为复数形式It's a pen.It's my key.That's a clock.It's her book都改成复数形式 I have a leaf in my hand.(复数句)