“I don't think we should buy the car.” “Why not?” “To start with, I'm not sure we can afford it.”“我认为我们不应该买车。”“为什么不呢？”“首先，我不确定我们能够买得起。”

She has lost a lot of weight, and she wasn't very heavy to start with.她的体重已经减掉了很多，而且她原本也不是很重。

He didn't like his job to start with [=at first, initially], but he got used to it eventually.他一开始并不喜欢自己的工作，但是最终习惯了。