来自代科学的问题
被动语态()anewlibrary()inourschoollastyear?Ais,builtBwas,builtCdoesbuildDdidbuild选什么为什么求详解
被动语态()anewlibrary()inourschoollastyear?
Ais,built
Bwas,built
Cdoesbuild
Ddidbuild
选什么为什么求详解


被动语态()anewlibrary()inourschoollastyear?Ais,builtBwas,builtCdoesbuildDdidbuild选什么为什么求详解
被动语态()anewlibrary()inourschoollastyear?
Ais,built
Bwas,built
Cdoesbuild
Ddidbuild
选什么为什么求详解
应该选B被动语态的结构是be动词加动词的过去分词
而题里出现了lastyear,是过去时的词,所有用was,而不是is