Mr. Schmidt described it as a “voluntary ecosystem” in which “individuals and organizations can complete online transactions with 14 ,trusting the identities of each other and the identities of the infrastructure 15 which the transaction runs”.

　　Still, the administration’s plan has 16 privacy rights activists. Some applaud the approach; others are concerned. It seems clear that such a scheme is an initiative push toward what would 17 be a compulsory Internet “drive’s license” mentality.

　　The plan has also been greeted with 18 by some computer security experts, who worry that the “voluntary ecosystem” envisioned by Mr. Schmidt would still leave much of the Internet 19 .They argue that all Internet users should be 20 to register and identify themselves, in the same way that drivers must be licensed to drive on public roads.

　　1.A.swept　　B.skipped　　C.walked　　D.ridden

　　2.A.for　　B.within　　C.while　　D.though

　　3.A.careless　　B.lawless　　C.pointless　　D.helpless

　　4.A.reason　　B.reminder　　C.compromise　　D.proposal

　　5 A.information.　　B.interference　　C.entertainment　　D.equivalent

　　6.A.by　　B.into　　C.from　　D.over

　　7.A.linked　　B.directed　　C.chained　　D.compared

　　8.A.dismiss　　B.discover　　C.create　　D.improve

　　9.A.recall　　B.suggest　　C.select　　D.realize

　　10.A.relcased　　B.issued　　C.distributed　　D.delivered