_______,liquids can be changed into gases.

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/03 12:38:18

_______,liquids can be changed into gases.
A.Heating B.To be heated C.Heated D.Heat
B和C,不好确定

C 过去分词作条件状语,说明液体是在加热的条件下变成气体的．,这句话的意思也可以用if引导的从句来表达：if liquids are heated,they can be changed into gases.(注意主语的使用）,而在主从句主语一致的情况下单用过去分词更为简洁,但if从句有助于理解．
不定式不能用来做条件状语,现在分词表示主动态．

Water can be changed into ice.改写 water can be changed into ice . water can be changed into ice. Water can be changed from one form into ( ) If the temperature ( ),water can be changed into steam. Water( )into ice.为什么是选 can be changed 其他几个答案是 will changed 和英语翻译2.water can be changed into ice.为什么用被补动语态.可不可以用must be c The speed of sound ___in soilds,liquids and gases ·If the temperature _____,water can be changed into steam. Change can be changed ,accept can't be changed change into与be changed into,turn into与be turned into的用法 Can one's character be changed?