there were so many things for children to play on请问这里的on怎么理解 去掉可以吗?

There were so many students in the class that the teacher couldn't talk to them all.翻译 There were so many kinds of hats in the shop that I didn't know which to c_____ There were so many interesting things go see there are so many rules .it is so t＿ 这个句子中动词不定式短语做什么成分?there were so many people there that I couldn't find a place to take photos. There were many (t ) in Shanghai during World Expo 2010 there were many (t )who could not speak english so that 和such that有个句子there were so many people there that I couldn't take any photos.不是说such后接名词,so 后跟形容词或副词吗那为什么不是there were such many people there that I couldn't take any photos there were so many people that I couldn't find a proper place to take photos为什么使用so呢。如果so修饰many那people又怎么办。such 为什么不行。 there were so many people in the street watching that fire fighters could't get close to the building什么意思?谢谢 there were many trees here but there aren`t any now.改为同义句 So there were many people in the doctor's waiting room.怎么翻译 There were so many people in the hall,it was ___(人群).A、crowd B、crowded The bus company provided e_____ buses because there were so many people. There were many people so it was crowded.这句话有什么错误吗 it seemed ()(surprise) that there were so many strange animals适当形式填空 There were so many people died这个died用得有没有错? There were so many people that the old woman failed ________（上车）the bus.