威度体育馆:A liabitity should be settled by a future outflow of enonomic benenfits

A liabitity should be settled by a future outflow of enonomic benenfits You should do__ your parents tell you.A,as B,that C,and D,though I thought that he_____be deaf A.may B.should C.can D.must 选择：Some things should be learnt ___ experience. A.by B.through I don't know ____________.A how to do it B what to do it C what I should do it D what I should do function should return a value Let me show you it, _____ _____ ? Which should be chosen,A.will you B. shall I We should do more such exercises in the future,I think,___ those we did yesterday. A.as B.that we should learn from Lei Feng.His spirit___today. a.puts b.lives on c.takes up d.gets on You often say that eneryone should be equal, and this is ___ I disagree. A. where B. why C. what