00309cam a2200109ua 4500041001000000082001600010100001800026245008900044260004900133300001200182504000500194  aengh  a415bHOR/TE  aHornby, A S .  aTeaching of structural words and sentece patterns / cA S Hornby.hTextual Documents  aLondon : bOxford University Press , c1966.  a140 ; .  a