1)we can find the signs on the road.(on the road画线)( )( )we find the signs?
2)this sign means "no smoking ".(no smoking画线）.( )( )the sign (
3)all students ( )to have good study habits(习惯）.
4)you learn things ( ).
5)you need to study in a ( )place.
6)and you will make fewer( ).
7)try to make them ( ).