=12÷9.6
=1.25
答:商是1.25
Thanks a lot ______ my English.
— Why is your bedroom so dirty?— Sorry, Mum. It ___________. I felt very tired after playing soccer.
下列现象中,由于摩擦起电造成的是( )
以下不是八颗行星绕日公转运动共同特点的是( )