Question

---Mom, shall we have supper now?
---Oh, we won’t have supper ______ your dad comes back.

1. A.
   until
2. B.
   since
3. C.
   while
4. D.
   after

Answer 1

A
本題回答語的含義是我們直到你爸爸回來才吃晚飯，本題中用到not……until表示直到……才的意思，故本題選A。