管材公称壁厚:There were some books on the desk.(改为否定句)

There were some books on the desk.(改为否定句) There were , too,many children there.是什么意思? There were too many children there .是什么意思? there were,too,many children there There were no aeroplanes then. there were,too,many children there与there were too many children there有什么区别? 求一首歌。some where out there 求YOU WERE THERE的罗马拼音 求there were roses的歌词！ 哪里可以下到There Were Roses