His face was impassive as ever, and the strange unreality of the man struck me afresh. 
His face was blank.
His face openly displayed how he felt.
Yes, same here.
The organization couldn't handle it without their chief.
The fisherman relaxes under the tree.
People congregate with each other.
Nothing can help you avert from bronchitis.
Everyone is into it because of human greed, or it seems so.