The boy's father gave him a large toy train_____.
2个回答

A( to play with )

宾语从句修饰a large toy train,不用再接it.

it 的具体用法:

it指物时,明确指代上文中提到过的事物,属特指.

如:What do you think of this cake?

(你觉得这块蛋糕怎么样?)

I like it.

(我很喜欢)特指这块蛋糕

扩展:one 的用法与此差不多,但one则表示上文中提到过的事物中的一个,属泛指.不指同一个事物.

如:Would you like a drink?

(你想喝杯酒吗?)

I'd love one .Thank you.

(我想要一杯,谢谢.)泛指酒中的任一品种