on earth的同义词组问几道题1.Why do you waste money _____(buy) things

on earth的同义词组
问几道题1.Why do you waste money _____(buy) things that you don't need?（用所给单词的适当形式填空）2.The Sears is the tallest building on Earth.(改为同义句） The Sears is the tallest building ___ ___ ___.3.When we freeze water ,(it turns into ice).（对括起来的部分提问） ___ ___ when we freeze water?4.I'd like cold drink rather than tea.(改为同义句） I'd like cold drink___ ___tea.求求各路神仙快回信儿啊,求求了.