Because the Internet（71） computers all over the world, any businessthat engages in electronic commerce instantly becomes an internationalbusiness. One of the key issues that any company faces when it conductsinternational commerce is trust.
It is important for all businesses to establish（72）relationships with theircustomers.Companies with established reputations in the physical worldoften create trust by ensuring that customers know who they are. Thesebusinesses can rely on their （73）brand names to create trust on the Web.
New companics that want to establish online businesses face a morediffcult（74）_ because a kind of anonymity(匿名) exists for companiestrying to establish a Web presence.

Because Web site visitors will not become customers unless they trustthe company behind the site, a plan for establishing（75） is essential.Customers' inherent lack of trust in“strangers" on the Web is logical andto be expected; sellers on the Web cannot assume that visitors will know that the site is operated by a tnustworthy business.
71、A.establishes
B.includes
C.engages
D.connects
72、A.accepting
B.trusting
C.believing
D.real
73、A.own
B.registered
C.established
D.online
74、A.debate
B.problem
C.way
D.challenge
75、A.credibility
B.infrastructure
C.quality
D.capability