I think we can think of little puppies brought home as parasites.我认为人们把小狗作为寄生动物带回家

think of:想到；考虑

What do you think of modern art?

你对现代艺术有何看法？

She'd never think of imposing herself.

她决不想勉强别人接纳自己。

prompts mother bird to look after baby cuckoo,even though there's nothing in it for the mother bird at all.提醒雌鸟去照顾年幼的布谷鸟，尽管雌鸟的窝里根本没有它自己的孩子

look after:照料；看管

I took my turn to look after the baby.

轮到我照顾婴儿了。

He has many affairs to look after.

他有许多事务要照料。

even though:即使；尽管

Even though you do not like it, you must do it.

即使你不喜欢这工作，你也得做。