上期IV版：

Day 1 1-4 BDBC

Day 2 1-4 DBCA

Day 3 1-4 AACC

Day 4 1-4 DDCB

Day 5 1. but 2. immediately 3. cheerful 4. were filled 5. had returned

6. to eat 7. reunions    8. building      9. how       10. second