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电脑的应用领域

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Users have to enter a _______ to gain access to a network.

A. password
B. firewall
C. link

Industry experts say only education and good _______will stop information theft.

A. protection
B. security
C. firewall

The school has _______a successful relationship with the local community.

A. handled
B. connected
C. established

The Canadians plan to _______ more food to southern Somalia(索马里).

A. deliver
B. handle
C. establish