The book is o_____ medicine It's ____{Lucy} class This is my ruler .his ruler is not an old.改错

O_____ ,it is a useful book Our school is o_____ the Water World. Have you o_____ the famous book?Yes ,I have. The book is o_____ medicine It's ____{Lucy} class This is my ruler .his ruler is not an old.改错 Bill is tall and he is o_____ the basketball team. English is the o_____ language in Singapore(新加坡).首字母填空 Our school is o_____ the Water World.急用 who is the girl in an o_____ dress O_____(should) I to return the book to him now?3Q The m▁ book is on the dresser. With the improvementof living conditions,the number of o_____ children is growing.还有一道：I‘m e_______ a teiephonecall from my father. WHERE IS THE BOOK? the book is (you) I'm reading a book .The book is about Chair-man Mao.（改为复合句） Red and yellow is o_____ The (m )book is on the dresser.There is a video(t )behind the TV. Mary is the o_____ of the five根据首字母填写单词Mary15岁 There is a lamp hanging o_____ my desk Our school is o_____ the left of Central Park.最好讲一下原因.