This is the room where / in which Lu Xun once lived. 比较:鲁迅曾经住过的就是这房间。(强调句型)It is in this house that Lu Xun once lived. 9. 没人能对他的旷课作出解释。(account for) Nobody could account for his absence from school. 10. 我决定还是求稳不要冒险。(take a chance;...