Question

—I’m sorry I went out for a smoke. I was very tired.
—There’s no ______ for this while you are at work

1. A.
   cause
2. B.
   excuse
3. C.
   matter
4. D.
   choice

Answer 1

B
词义辨析。Cause指的是“原因”；excuse指的是“借口”；matter指的是“麻烦事”；choice指的是“选择”。根据句意：在上班时没有借口出去抽烟。