1. If we win a lot of money
    要是我们赢了很多钱，

2. In fact, all people's lives change a lot when they move to the city.
    事实上,搬到城里，所有人的生活都改变了很多。

3. If Americans were really creating more trash by spoiling ourselves with a lot of unnecessary items, we would be spending more on trash-generating items: non-durable goods like food and beauty products.
    如果美国人的确纵容自己购置了许多不必要的用品，从而产生出更多的垃圾，那我们大多是购买了那些制造垃圾的产品：

4. If you're going to spend a lot of time with a particular driver, plan ahead to ensure the day will go smoothly.
    如果你打算和某一个司机相处好长一段时间，事先要计划好，以保证当天顺利。

5. It wasn't as if I had a lot to go back to in the States.
    好像并没有很多事情等着我回美国去做，