天气
weather
Talk about weather and action-state differences, and use `比...多了 / 得多` for large differences.

Talk by phone about weather in different cities while practicing large differences.
These words support the dialogue, grammar, and practice in this lesson.
Recognize these for context; they are not the main practice focus.
`下雪` describes a weather change, as in `外边正在下雪`. `楼` is common in `二楼`, `楼上`, and `楼下`.
When the difference is large, add `多了` or `得多` after the adjective.
`正...着` emphasizes that an action or state is in progress.
Recognize a large difference.
This room is much hotter than that room.
Recognize `正...着`.
It is snowing outside right now.