1.What a great fun to play football on such a day!
2.The two families used to use the kitchen in ordinary.
3.She treate these children even though they were her own.
4.It was in Greece where Olympic Games started.
5.This strange custom dates back from 1181.
6.She can speak Japanese as well English.
7.All the books that were on the table were seen fall off onto the floor.
8.The speaker raised his voise but still conldn't make himself hear.

蓝随想回答的基本正确，只有以下两道题需要改正：
1.应把fun前面的a去掉， fun是一个抽象名词，但它的用法有些特殊，即使是表示具体化的一件事，也不用加冠词。请记住下面两个句型： What fun it is...! It is fun...
7.fall--falling，或to fall因为fall 代表自然落下，表主动，因此不能用过去分词。如改成to fall 符合感官动词后的动词“宾补不带to，主补必带to的原则，如用falling，则强调动作的过程。