1.b> 1) (), , ;
2) (), , ;
3) () i>;
4) (; ), , ( ..i>); , (i>);
2.b> () i> ..i>; these cups chip if you are not careful , ;
3.b> ();
4.b> .i> ();
5.b> .i> () i>;
6.b> () i>;
to chip inb> .i> 1) (); i>;
2) () i> ..i>;
to chip outb> (); to chip out a model boat .