想一想，填一填。
3角=（ ）分 4元6角=（ ）角
50角=（ ）元 1元=（ ）分
87角=（ ）元（ ）角
30；46；5；100；8；7
Children's Day is _________.[ ]
A. May first
B. September tenth
C. June first
D. January first
黄道和白道
