“dash off”可以造什么句，dash off造句

Annie took out her drawing pad and pencil to dash off a sketch of the Indians.

Annie took out her drawing pad and pencil to dash off a sketch of the old man.

Excuse me, I must dash off now.

And I want to share some alternatives with you, so that you'll make more connections, rather than having people dash off.

Must you dash off? Why not stay for a cup of tea?