After driving twenty miles,he suddenly realized that he had been driving in a wrong direction.这句中,逗号前边的不是一个分句,而是一个作时间状语的介词短语,driving是动名词.
欢迎提问,
After driving twenty miles,he suddenly realized that he had been driving in a wrong direction.这句中,逗号前边的不是一个分句,而是一个作时间状语的介词短语,driving是动名词.
欢迎提问,