If I'm allowed to make a decision, I prefer a to B (B to a), for the following reasons.

如果我可以做决定，我更喜欢到B (B)，原因如下。

Or, if you prefer, that's negative integral from a to b of M of dx.

或者你喜欢的话，那就是积分的负值,在a到b上对MdX的积分。

B: But I'd prefer to stay at home and have a good rest.

但我倒更愿意呆在家里好好休息一下。

Do you prefer to work for (a) a stable and reliable organization or (b) one in which you may bring your potentials into play?

你在将来择业时，更喜欢(A)稳定、值得依靠的单位还是(B)能发挥自己潜力的单位？

Helen: But if you are not a fan of the outdoors or prefer to travel light, then B&B could be your answer. Here's Sarah.

不少野营的场地都是在自然风景很好的地方，所以野营也是最能接触大自然的旅游方式。

Product a or Product b? The general public seems to prefer the latter.

甲产品还是乙产品？大众似乎偏向后者。