It’s a long time since we met last. We ______ ______ each other for a long time since we met last.
举一反三
- It (be) ____ a long time since we met last time.
- It ______ been a long time since we met each other.
- It is a long time since we met last time. You ________come and see us more often.
- It has been a long time since we last ______ each other.
- “It is a long time ______ I saw you last.”“Yes, and it will be a still longer time ______ we see each other again.” A: before/since B: since/before C: then/then D: when/when