SAT语法改错~The rules A( of usage) for B(comas) C(are) a source of great D(consternation) for many students of writing.E( no error)书上说是B 因为comma才是逗号.但是C是怎么对滴?不是Rules是主语吗?如果不是,怎么辨认主

SAT语法改错~The rules A( of usage) for B(comas) C(are) a source of great D(consternation) for many students of writing.E( no error)书上说是B 因为comma才是逗号.但是C是怎么对滴?不是Rules是主语吗?如果不是,怎么辨认主 求解一道sat 语法改错题by the time the bank guard closed the doors,a riot had erupted due to the long lines and shortage of tellers.为什么这里要把DUE TO 改成 AS A RESULT OF 关于SAT语法改错一题(During)A my (most recent)B trip,I (came across)C a wonderful antique store (wandering)D in the old quarter of the city. SAT语法题中段落改错的顺序 SAT语法句子改错题求详解[In recognition] to her [extraordinary] contribution to gospel music,in 1988 the National Endowment for the Arts [presented] Willie Mae Ford Smith [with] a National Heritage Award.[No error] 一道 SAT 语法 句子改错题!6.Today’s political candidates may reach wide audiences by appearing on （television,but old-fashioned barnstorming still has value because it allows） the electorate to meet candidates face to face.A.television, Every one must know the traffic rules.改错 一道比较简单的sat语法题!With the LP,the United states acquired a sat语法, SAT语法. SaT语法,A怎么错了? Sat 语法 A哪里错了啊 Sat语法 请问为什么a不对? sat语法求解 a为什么没错 Sat语法 答案a为什么不对? sat语法求解 a为什么不对? sat 语法 改错Tornadoes form when large air masses of different temperatures (collide,which results from either a change in )the direction or the speed of the wind.括号中应改成（collide as the result of a change in either）原句错在哪 sat中语法改错rather than用法sat中语法改错 rather than能不能 sb do n.rather than n.这样用