文法問題 從賴水信文法

city

1. In addition (to farming), tractors are also used (to serving) a wide (variety) of industrial and miliatry (purpose).
Ans:to serve

2. Many Eskimos (are used) (to move) constantly back and forth (across) the Arctic region (searching) for food.
Ans: to moving
為何都是在"be used to"後面一個是動名詞  一個是動詞原形

enjoylife517

谢谢楼上的解释，很详细了。其实这里的use在意思上还是有差别的。所以才有第一个是不定式表示目的，而第二的就是固定的词组表示习惯于。。，同时to是介词直接加名词宾语。

city

thanks~~