adverbs with two forms

He flew the kite ……. in the sky.

I haven't seen him …… .

He woks ……… .

On Fridays, he visits me as ……. .

He …… works. He is lazt.

They treated them …………….

Feelings ran …………..

He's always ………….for class.

It's …………… serious.

He is a …….. qualified engineer.