1.b> 1) i> () / ; we plunged into the sea ;
2) i> () / / ; the rider plunged from the bucking horse ;
3) (), ; , ; he plunged his hands into his pockets i> ; a soldier plunged a bayonet into his body i>;
4) (.i> into, out of) (); ;
2.b> () / / , (, ..i>); prices plunged during the crisis ; the temperature plunged to -5C last night ; the unemployment rate plunged sharply ;
3.b> (), ( .. i>); the path plunges to the sea ;
4.b> .i>, .i> () / ; ;
5.b> (into) 1) i> (), i> ; to plunge smb. into despair ; to plunge one's family into poverty / ; all were plunged into mourning ;
2) i> (); the country plunged into recession ; to plunge into darkness / ; ;
6.b> (into) i> (), i> ; to plunge into intrigue , ; to plunge into study , ; to plunge into an argument / discussion / ;
7.b> i> - (); the horse plunged and reared - ; his heart plunged .i> / ( i>).