Compulsory 2: /QnL5hXgyTQ5se

Compulsory 4:/qnl5ahn4yp4c

Compulsory 5: /QnLegxGtE82GG

The file is in document format and can be opened directly on the computer. Mobile phone needs to be downloaded: Jinshan WPS office software can be opened. It is recommended to use a mobile phone to do homework online conveniently!