Ради бога! underline the correct form. a. there are more than a thousand sheep / sheeps on this farm. b. please accept my thank / thanks for your beautiful present. c. helen is the only person / people i know with three cars. d. there are two knife / knives in the top drawer. e. alan hurt his leg when he feli down the stair / stairs. f. kate decided to change her style and bought new cloth / clothes. g. paul found his belonging / belongings outside in the street. h. would you like to try a chocolate mouse / mice? i. world airways has bought 20 new aircraft /aircrafts· j. we have already sent the good / goods you ordered.