Question

We had so much homework. I didn’t go to bed         I finished it yesterday evening

1. A.
   after
2. B.
   until
3. C.
   when
4. D.
   but

Answer 1

B
本题的含义是我们有如此多的家庭作业，所以昨天晚上直到我完成了作业我才去睡觉，not……until可以表示直到……才，故本题选B。