一道sat语法(IE)英语问题a great gray owl flying low across a forest clearing , its wings beating quietly and its ultrasensitive ears tuned to the faint sounds that ……答案是在“flying 前面加was” ，这我明白，可是为什么

一道sat语法(IE)英语问题a great gray owl flying low across a forest clearing , its wings beating quietly and its ultrasensitive ears tuned to the faint sounds that ……答案是在“flying 前面加was” ，这我明白，可是为什么 向大家请教一道SAT语法题（IE）Quincy took Dan to Dack's home for a visit,never imagining that five years (would pass) before (seeing) Deck again.我觉得would pass 或者没有?seeing,请问seeing有什么问题?{字典上有例句“I'm 一道sat语法题【ie】[Opposite to] most people I know,Annie,a good photographer [herself],actually [enjoys seeing] the photographs that her friends take [on their] vacation.E.NO error. 一道SAT OC 语法题> 【SAT语法】一道SAT的IE语法题(Centuries ago), the Greek physician Hippocrates (advocated) collecting data (from) patients in order (to be drawing) conclusionand diagnose diseases. (No error.)Q：错误的应该是哪一个?是(from)还是(to SAT语法想要700,IE题一般错几个之内?如题. 一道sat的语法题,解释 一道sat上的语法题 一道sat语法为什么错了 一道SAT语法IE题Every year,toy manufacturers gather groups of children into playrooms,observing their choices of toys (as predicting) which new products will becomethe most popular.为什么括号里的as predicting错了?是什么语法错误? 一道SaT语法,帮忙解析一下A和B两个选项的区别 这是一道sat语法题,想请问为什么不选A? 一道比较简单的sat语法题!With the LP,the United states acquired a SAT语法求助!ISE如何快速判断no error选项?我现在做IE无一例外错的全是no error的题目,怎么才能准确判断是不是no error选项呢,总是觉得哪里有问题,但又不确定. sat 语法ie题After all in the family made (their) television debut,(other) situation comedies began (to explore) (a variety of) social issues.为什么A是错的呢? sat语法, SAT语法. sat数学题一道,正答是A.