He had the disease of alimentary canal.

　　他患了消化道疾病。

　　He accepted with alacrity.

　　他趕忙接了過去。

　　Although the man was very old, he still moved with alacrity.

　　他雖然很老，動作仍很敏捷。

　　I was instructed to make contact with maximum alacrity.

　　我被命令越快和你們取得聯系越好。

　　The United Nations has acted with alacrity and determination in this crisis.

　　聯合國在這場危機中的行動迅捷堅定。