You can drive from Calais, or, alternatively, you can fly.你可以从加来开车去, 或者, 也可以坐飞机。

You can pay the fee upfront. Alternatively, you could ask the adviser to take commission from any product he recommends.你可以预付费用。或者, 你可以要顾问从他推荐的产品中收取佣金。