A: 做任何事情都要有规矩、懂规矩、守规矩
B:画圆有规,无规就画不成圆
C:制方有矩,无矩就制不出方
D:人的活动要受思想动机、目的、愿望的支配
明长城的修建,主要是为了防御北方的( )
— Can I take photos here?
— You'd better not. Look at the sign “______” .
下列关于能源和能量说法中正确的是( )
- What do you need? - I need shorts.