根据汉语意思完成句子。（满分10分）
Mozart is __________  __________(因…而出名)his classical music..
_________  _________(事实上), he is a scientist.
I __________ 50$_________(在… 花费) this coat last month.
_________  ________ (成千上万)visitors come to visit the Great Wall every year.
Some animals are __________  __________(处在危险之中).