( )21. licensor
( )22.alternative
( )23.verified data
( )24.underlying
( )25.title
( )26.consumption
( )27.par
( )28.rebate
( )29.biennial
( )30.terms of trade
a.the relation of export and import prices
b.the using up of goods and services having an exchangeable value
c.a person or company granting a license
d.forming the basis of
e.equal in value, on the same value
f.reduce
g.that may be had,used etc., in place of sth.else
h.happening every alternate year
i.right to the possession of a position or property
j.authentic materials
