英语语法词形转换They could not find any secrets.=They（ ）not （ ）to find any secrets .为什么第一个空不用was？

英语语法词形转换They could not find any secrets.=They（ ）not （ ）to find any secrets .为什么第一个空不用was？ 转换词形 This is your house .It's ______.(they)词形转换 词形转换英语怎么说 英文词形转换 英语词形转换, good adj.---------adv. china n.--------adj.meet v.-------n.nice adj.------adv. 英语的词形转换在线等standard 转n culture 转 adj command 转 n identity 转 n 英语：按要求进行词形转换quqrrel 现在分词( )PC 完全形式( )mend 同义词( )breathe 名词( )they 反身代词( ) 词形转换 用所给词的适当形式填空(1个)词形转换 用所给词的适当形式填空1.Please try the dumplings.They smell _______ (delicious) So they worked as hard as they could 同义句转换 So they worked as hard as [ ] 英语翻译这是一道词形转换题 last的反义词是（ ）词形转换 词形转换：tall（反义词）谢谢! 英语语法：否定句如何转换? dance现在分词 come过去式 beach复数 friend形容词wind形容词sunny名词they宾格swim现在分词expensiveexpensive反义词 warm反义词 词形转换 they(指物时单数）词形变换 一个超级简单的同义句转换They did not know where they could go.They did not know ___ ____ ___. They could not do something because the heavy rain.The heavy rain _____ them_____ doing something.同义句转换的!