After driving twenty miles,he suddenly realized that he _____diving in a wrong direction.a had been b was 选那个为什么谢谢

请问一个英语句子的句子成份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,而是一个短语,driving是动名词,是这样的吗 TWENTY YEARS AFTER怎么样 After driving twenty miles,he suddenly realized that he _____diving in a wrong direction.a had been b was 选那个为什么谢谢 《After twenty years》英语读后感 After twenty years的意思 he returned twenty years after 二十年后他回来了 twenty years after能改为after twenty years吗 After twenty years的续写 TWENTY YEARS AFTER FORGOTTEN BOOKS怎么样 driving driving After two months' work Fred s_____passing the driving test and get his driving licence at last. after twenty minutes 和in twenty minutes的区别对We cooked the food after twenty minutes.中after twenty minutes如何提问? 选择：After driving for thirty miles,she suddenly……After driving for thirty miles,she suddenly realized that she _____ in the wrong direction.空格处为什么填had been driving?而不可以填was driving? 填空After that ,he usually e___ at a__ten twenty . 求after 的用法.Twenty year later ,After twenty year ,Twenty years late ,After twenty years 哪个语法用得对?错了错了。所有的later 全是 after 对不起，我打错了啊 欧亨利 After twenty years 的英语读后感 如何翻译 TWENTY MINUTES BEFORE AND AFTER EVERY HOUR Twenty-five years ____,为什么用later 不用after