1.b> i> ..i> , , ; a subject for debate / ; to change the subject , ; to talk on serious subjects ; to get off the subject ; to bring up the subject ;
2.b> , ; compulsory subjects ;
3.b> .i> ; the logical subject ;
4.b> ; British subject ;
5.b> .i>, .i> ;
6.b> .i> (.i> i>).