block
window "\n\nεĽƷһҪԪƬԪˮ.ݲͬˮƬһͬĽƷ.ҪһʱԶҽԱ˵Ʒ.νƷһΪ8.",next
window "\n\nԪA:Ҫ4Ԫˮ1.\nԪB:Ҫ4ԪƬ1.\nԪC:ҪͬԪˮ1.",next
window "\n\nԪD:ҪͬԪƬ2.\nԪE:ҪԪƬ1.",next
window "\n\n԰˵ЭҸ:ЩƷֻǶԴʵһ϶,Ҫս,ҪڽƷ.",next
endwindow "\n\nPS:ڱζԽҪƬˮ,ҰԼΪҪȴԽŶ."