| Early to bed, early to rise, makes a
man healthy, wealthy (富有的) and wise (聪明的). This is an old English saying. Have you ever heard it before It means that we must go to bed early and get up early in the morning. Then we shall be healthy, and we shall also be rich and clever. This is true. The body must have enough sleep to be healthy. Children at young ages should have ten hours’ sleep every night. Children who do not have enough sleep can not do their work very well. They will not be clever and they may not become rich. The body also needs exercise. Walking, running, jumping, swimming and playing games are all exercise. Exercise keeps the body strong. Exercise also helps the blood (血液) to move around inside the body. This is very important. Our blood takes food to all parts of our body. The head also needs blood. Exercise helps us to think [填空题]
Computer Virus and Virus Scan [填空题]Early Modem English was recognizable to the Early Modem speaker during the period of the
15th century to the 17th century, although at that time the word order and______was still slightly different. [填空题]The computer virus is an outcome of the computer overgrowth in
the 1980s. The cause of this term is the likeness between the biological virus and the evil program infected with computers. The origin of this term came an American science fiction "The Adolescence of P-1" written 62. ______ by Thomas J. Ryan published in 1977. Human viruses invade a living cell and turn them into a factory for manufacturing viruses. 63. ______ Therefore, computer viruses are small programs. They replicate by attaching 64. ______ a copy of themselves to another program. Once attached by host program, the viruses then look for other programs 65. ______ to" infect". In this way, the virus can spread quickly throughout a hard disk or an entire organization. At some points, the situation will be 66. ______ totally determined by how the virus was programmed. The timing of the attack can be linked to a numb 我来回答: 提交
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