Choose the right froms to complete the sentences . Roy is ... than his brother Jack(young , younger,the youngest) . Winters in Moscow now are ... than twenty years ago(warm ,warmer , the warmest ) . Horses are ... than car(slow, slower , the slowest)  . It this book ... in the library ?( old , older , the oldest) Green Hill is not very ...(high , higher , the highest ) .Jack,s bike is ... .It isJack,s birthday present( new , newer , thenewest ) . Is the elephant ... animal ?( strong , stronger , the strongest ) Sarah! Your hands are ... than your brother,s hands .( dirty , dirtier , the dirtiest ) помогите решить срочно прямо сейчас