Shih-Cheng Li 小六下 (2015/10/29 15:45)
小丸子＿Be Strong 高二上 (2016/07/12 10:46)
If S would/could/might V 表示發生可能性不大、与未來相反的假設或禮貌地請求。倒裝句型為Would/Could/Might S + V EX. If you could travel to the past, where would you go?倒裝後Could you travel to the past, where would yo go?
If S were to V 与If S should V (萬一)均表示想像未來情況的假設，倒裝句為Were S to V 和 Should S V (萬一)EX. If it should rain tomorrow, the meeting will be called off.倒裝後為Should it rain tomorrow, the meeting will be called off.
本題第二句為祈使句，可看出前一句的「改變心意」尚未發生，僅為未來情況的想像，因此If you were to change your mind(如果你改變你的心意)，