A + be …, and B …

结构︰

主语1＋be＋…，and＋主语2＋（be）…

说明︰

<主语>2之后的 be <动词>往往省略。

There midnights all a glimmer and noon (is) a purple glow.
那儿午夜浮光微摇，中午紫光争耀。
His critics are many and his admirers (are) few.
他的批评者多，而赞美者少。
The girls are skating and the boys (are) watching.
这些女孩在溜冰，而这些男孩在观看。