Yesterday is just history;so we should not always think of t

Yesterday is just history;so we should not always think of t I think Chinese is as u___ as math.We should study both of t Why I think of hope is always so difficult We can't always think of ( ) more than ( ) we do not think it is right ( to do so ) So we should control the t of watching TV We should think of ___old. Yesterday is history ,tomorrow is mystery ,today is gift ,so ------we think highly of your plan ,i don't think we should What is remarkable about the history of toys is not so much I think most schools have those rules.we should not ______ t I think English is as important as math.So we should work ha