The Happy Birthday song is one of the most popular songs in the world.People around the world sing this song on their birthdays.But do you know the story behind the song？
   （A）______ 1893，Mildred Hill，a kindergarten teacher from American，wrote a simple tune（曲調(diào)），and her younger sister Patty added the lyrics（歌詞）.They called it Good Morning to All . （B） Each morning，teachers sang this song to the children as a welcome song in the class.But when it came out，children across the United States loved this song very much，and they sang it to their teachers every afternoon when they left school.
    Later，Robert H.Coleman added a second part to the song.It was the now famous Happy Birthday song.His second part made the song much more （C） popular.Over time，the sisters' first part disappeared（消失）.The Happy Birthday song became the one and only birthday song. （D）現(xiàn)在全世界人們都非常喜歡它。

（1）在文中（A）處填入適當(dāng)?shù)膯卧~ ：

In

In

（2）寫出文中（B）處劃線單詞的同義詞：

Every

Every

（3）將文中劃線單詞（C）譯成漢語(yǔ)：

受歡迎的，流行的

受歡迎的，流行的

（4）將文中劃線部分（D）譯成英語(yǔ)：

People all over the world like it very much.

People all over the world like it very much.

（5）從文中找出能說(shuō)明本文主旨大意的句子：

But do you know the story behind the song.

But do you know the story behind the song.