Thisisthemostbeautifulvillage_______Ivisitedtheseyears.
A、whichD
分析句子成分后發現， visit 為及物動詞，所缺部分為賓語，所以應該選擇關系代詞。因為這里涉及到了最高級，所以只能選 that。
When_______,waterwillbeturnedintosteam.
Fish is ________ and expensive at this time of the year in this area.
The farming methods have been ________ improved with the invention of the new machine.
_______,couldyougetmeaTurkishconversationbook?
Since we have a focused subject ，we should not talk ________.
