There is often fog on the sea in spring.
春天，海上常常有雾。
课本 p.68 · Let's learn
There is often heavy fog on spring mornings. Don't go into the forest then. In autumn, it is often windy. Be careful of fires.
春天的早晨常常有大雾，那时候不要进森林。秋天常刮风，要当心火灾。
课本 p.70 · 2
fog
雾
课本 p.82 · Words in each unit
换个说法再用一次
The fog is heavy this morning.
今天早上的雾很大。
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We cannot see far in the fog.
雾里我们看不远。
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Is there much fog in winter?
冬天雾多吗？
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