SAT语法题：Improving SentencesNaomi and Charles will represent Ammonton High in the debating 【contest,their work in this having been excellent this year.】改为contest,for their work have been excellent this year而不是contest,for this year

疑问是to improve和improving SAT语法题 sat语法题ip SAT语法几道语法题 SAT语法句子改善题 一道SAT OC 语法题> 请问一道SAT中的语法改错题chess players find that playing against computer is helpful to improve their skills,even though no chess-playing computer has yet won a championship.为什么要把 to improve 改成 in improving呢? SAT语法题：Improving SentencesNaomi and Charles will represent Ammonton High in the debating 【contest,their work in this having been excellent this year.】改为contest,for their work have been excellent this year而不是contest,for this year 语法题：SAT OG中的　improving sentenceThe convenience and availability of watercolor paint (account for its popularity) with amateur artists.括号中的东西需要改进吗?A. 不改变B.account for their popularityC. accounts for its popula sat语法, SAT语法. 【做过SAT历年真题或OG的进】SAT改进文章题找题：在某一年的真题或OG题里面,35道题的语法section,improving passage题大意讲的是一对打网球的非裔双胞胎姐妹在争夺一次比赛的冠军.——我以前做 一道sat的语法题,解释 问2道SAT语法题! 一道sat上的语法题 第19题（sat语法） sat语法题 为什么选D啊 sat语法题 正解b 怎么解 sat语法题,C为什么错了