不能肯定的

I think that's right,but I am not so positive.

我想那是对的，不过我也不能肯定。

I am not sure if we have the possibility of success.

我不能肯定我们是否有成功的可能。

I suppose that is correct, but I am not pretty sure.

我想那是对的，不过我也不能肯定。

I dont think it's right, but i am not quire sure

我想那是对的，不过我也不能肯定。

I think that is right, but I am not quite sure.

我想那是对的，不过我也不能肯定。

I suppose that's right, but I am not sure.

我想那是对的，不过我也不能肯定。

I suppose that is right, but I'm not sure.

我想那是对的，不过我也不能肯定。

I suppose that it is right,but I am not sure about it.

我想那是对的，不过我也不能肯定。

I think that's right ,but I can't sure it

我想那是对的，不过我也不能肯定。

By no means am I sure it is the right thing to do.

我一点也不能肯定这样做是对的。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。