1.b> 1) ..i> (; ), ..i> ; ;
2) (; ), ;
2.b> 1) (); his glasses fogged when he entered the warm room , ;
2) ..i> (), ( ..i>);
3.b> (in) i> , ..i> (), / i> ; the air-port was fogged in for two days ;
4.b> (), ;
5.b> .i> (), ;
to fog offb> / () / ( i>).