1.b> , ( / , , . i>); she gave a loud sniff / ; a sniff of disapproval ;
2.b> i> / ( i>); have a sniff of this milk and tell me if it's still OK , / ; she took a deep sniff of the perfume ; to have a sniff around / round / .i> / ;
3.b> 1) i> ;
2) .i> i> i> , ; i>; they're off at the first sniff of trouble ;
3) .i> / i> ; not to get a sniff of smth. .