不能肯定

I expected Steve to be in the children's ward but he was in a room by himself, because the doctors wanted to study him, and also because they weren't sure if what he had was catching.

我期望史蒂夫在儿童病房里，但他独自在一间病房，因为医生们要观察他的情况，也因为他们不能肯定他的病是否会传染。

I can't tell you for sure when I come in.

我不能肯定地告诉你我什么时候来。

I think that's right,though i don't confirm.

我想那是对的，不过我也不能肯定。

I'm not sure you're right about the result of the coming contest.

我不能肯定你对即将到来的比赛的结果的预测是正确的。

I think it's correct, but i'm not sure.

我想那是对的，不过我也不能肯定。

But I'm not sure you're correct about that.

但我不能肯定你说的是对的

I think it may correct but I'm not sure.

我想那是对的，不过我也不能肯定。

I'm not sure you're correct about that.

我不能肯定你在这件事上是对的。

I think it's correct, I am not sure however.

我想那是对的，不过我也不能肯定。

Because I have just retired. I want to buy a small house in the country.

嗯，我喜欢这房子，但我还不能肯定，我妻子一定要先看一下。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了