In some areas ,it gets cold q___ when the sun goes down.

In some areas ,it gets cold q___ when the sun goes down.
In some areas ,it gets cold q___ when the sun goes down.

In some areas ,it gets cold q___ when the sun goes down.
quickly 快地,迅速地
在某些地区,当太阳落下时,天迅速变冷.

quickly

quickly
在某些地方，太阳下山时天气会迅速变冷

quickly