我们等了好一阵子才轮到。

We waited for quite a ___while before it was our turn.

她一边做饭一边听广播。

She listens to the radio ___while cooking.

虽然天气很冷，我们还是决定出门散步。

___While it was very cold outside, we still decided to go for a walk.

我喜欢夏天，而他却偏爱冬天。

I enjoy summer, ___while he prefers winter.