back 有一個意思是“if the wind backs,it changes direction,moving around the compass in the direction North-West-South-East”。各位能用這個意思造一條地道句子嗎？

熱心網友

因為這是違反常理的假設,所以要用 "If it were",例如你想說假如我是一只小鳥,就要寫 "If I were a bird".If the wind were change it's direction,blow back from North-West to South-East.