That had happened__.
A: efore long
B: long before
C: very soon
A: efore long
B: long before
C: very soon
举一反三
- Toms parents will be back from London . A: long before B: before long C: before soon D: soon after
- I knew Mr. Green _____________I knew Mrs. Green. A: long before B: efore long C: long ago D: after long
- the Europeans knew what compass was, the Chinese had put it into practical use. A: Before long B: Long since C: Long ago D: Long before
- Before long, he________ all about what happened today.
- It won' t be ______ he comes back. A: long before B: before long C: long after D: long since