Question

10.  ( 2014 江苏南通，7) —When did you go to bed last night?

   — I finished my homework.

   A. Until   B. Not until   C. When   D. While

Answer 1

10. B

10. B句意:——昨天晚上你什么时候上床睡觉的？——直到我完成作业后才上床睡觉。本题考查连词。until直到 为止;not until

直到……才……；when当……时候;while在……期间。答语补充 完整以后为：I didn’t go to bed until I finished my homework.根据句意 选B项。