My brother isn’t at home. He toHong Kong Disneyland.

Allen TV in the living room when I home yesterday.

Google’s complaints about hacker attacks on its servers (服务器) made the public more concerned about the problem of Internet safety ____, it called for changes in recent Chinese laws [ ]

He opened his mouth as if _______ something. [ ]

Outside the door ____ an old man, dead. He was terrified!