We used to see each other ______, but I haven’t heard from him since last year.
举一反三
- We him since last year. A: didn't see B: haven't seen C: didn't seen D: haven't saw
- We haven’t seen him ______ he left last year. A: since B: when C: as D: if
- I ______ from him since he left. A: didn' t hear B: haven' t heared C: haven' t heard
- We haven't seen each other _____ last October.
- I haven't heard from him _____ he went abroad. A: When B: Before C: While D: since