I had been looking for the book for two days____ I found it at last.
举一反三
- I had been looking for the book for two days____ I found it at last.( ) A: until B: when C: before D: while
- ______ I had been looking for two days, I found her at last.
- 这个句子的时态是______。I have been looking for my lost book for three days, but I still haven't found it.
- He found the book he had been looking for under the sofa.
- 中国大学MOOC: They found at last __________ they had been looking for.