2010年广州亚运会吉祥物取名“乐羊羊”．图中各图是按照一定规律排列的羊的组图，图①有1只羊，图②有3只羊，……，则图⑩有（   ）只羊．

根据句意和汉语提示，写出单词的正确形式。
____ On Children's Day, children could not hide their______________(excite).
____ He comes from the _______________(south) city of China.
____ Jim is happy to live on the ____________ (twelve) floor because he enjoys the view out of the windows.
____ Mr. and Mrs. Wang will celebrate their fifteen years of ____________ (marry) this weekend．
____ The water in the river is______________(harm). You can drink it without cooking.

 —No, it's not      . It's my      .  

We____(stay)with my grandmother for a week in July.