英语语法：Looking up all the new words in the dictionary took him a lot of time.

题目

英语语法：Looking up all the new words in the dictionary took him a lot of time.
正在学语法,例句上说ing形式做主语,这里的ing形式有可能是一个词,也有可能是一个短语?就像Looking up all the new words in the dictionary就是句子的主语是不是?

答案

动词的ing形式叫分词
这种语法叫 分词作主语.