This is the most beautiful village _______ I visited these years.
D
分析句子成分后发现,visit为及物动词,所缺部分为宾语,所以应该选择关系代词。因为这里涉及到了最高级,所以只能选that。
Sincewehaveafocusedsubject,weshouldnottalk________.
Thefarmingmethodshavebeen________improvedwiththeinventionofthenewmachine.