一道改错题：Frank pretended reding when his father came in.pretend to do /pretend doing 为什么一定要用to do?

一道改错题：Frank pretended reding when his father came in.pretend to do /pretend doing 为什么一定要用to do? 改错 are your name frank? 改错:Frank also is a famous actor. 一道英语短文改错题, 改错题一道求解释 frank 求一道高考英语改错题 一道英语语法改错题,求指导 问一道关于vfp的改错题 求一道C语言改错题 一道初二英语的改错题改错：Bring a first-aid box is useful. 英语改错 Her name is Bob.His firsy name is frank、 第4题.这是一道改错题. 一道小学英语改错题,What's the weather for today? 一道历史改错题（共四处）土地改革开始于 这是一道改错题帮忙一下急! 求高手做一道高中英语改错题(共十处错误) 求高手做一道高中英语改错题（共十处错误）