Incidentally, that the gills of fish are bright red is because there are many 'capillary vessels' collected there, the same as for lungs.

Life is despair, that's what I think.

Be sure to simmer on a low heat so it doesn't boil.

It clearly looked as if everyone was present.

A tear ran down from that eye.

Please accept this little gift.

It's a magnificent view, isn't it?

The wedding ceremony will be held regardless of the weather.

They should go, regardless of whether they're men or women.

Needless to say' is often used as an idiomatic expression in the infinitive.