1. If you're still skeptical about exercising, we can only ask you to trust us and give it a try. 如果你仍对锻炼持怀疑态度，我们只能请你相信我们，试一试。
2. What is skeptical observers' opinion on ancestry testing? 持怀疑态度的观察者们对血统检测的看法是什么？
3. Now, when Milankovitch first proposed this theory in the 1920s, many of his colleagues were skeptical. 当米兰科维奇在20世纪20年代首次提出这个理论时，他的许多同事都持怀疑态度。
4. You could argue that art became more skeptical of happiness because modern times have seen so much misery. 你可能会认为艺术变得更加怀疑幸福，因为当今时代已经看到了如此多的苦难。
5. They should also be skeptical of the growing tendency to try to reduce all human traits and actions to the level of brain activity. 他们也应该对试图将所有人类特征和行为都降低到大脑活动水平的趋势持怀疑态度。
