自己有看法，但又不是十分肯定的时候，就可以用该句型了。 1. I'm not sure, but I think we should have more discussion on this. 我不确定，但我认为这件事还应该多加讨论。 2. I'm not sure, but I think the final exam is on the morning of next Monday. 我不太肯定，但我记得期末考试是在下个周一早晨。 3. I'm not sure, but I think we can have a bargain with the owner. 我不太确定，但我想我们可以跟老板再讲讲价。 A: Wow! That's a fantastic movie! 哇！真是场精彩的电影！ B: Yes. I love it, too. 是啊，我也很喜欢。 A: Who was the director? 导演是谁？ B: I'm not sure, but I think it must be directed by Zhang Yimou. That's typical of him. 我记不清了，但我想是由张艺谋导演的，只有他才拍得出这样的电影。
