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Ero Carrera is watching the computer screen in a lab in California as he tracks a new computer virus slowly circling the globe, targeting cell phones. Working from the US office of the Finnish computer 21 firm, Carrera knows this virus could be the start of something big and 22 . He’s one of a couple of hundred “virus hunters” worldwide who guard computers and cell phones from 23 . That’s the job for these unlikely action heroes of the Internet age, where quick and curious minds are more important than strong 24 .
Carrera works with Tzvetan Chaliavski to form the two-man team in California. Like that of other employees in the anti-virus companies in the world, their work is at the battle front of providing 25 from the damaging of computer virus, worms and Trojans. They break down software to discover a new virus and crack its code. Then they 26 and ship out a software update to customers. Roughly 300 new samples of viruses await the pair on a(n) 27 day.
Carrera has created a mathematical formula(公式), to 28 easily the software structure of viruses. With it, he is better able to compare the many variants(变种) and families of malware(恶意软件). To his 29 , Chaliavski, it doesn’t even matter why someone would create a virus. All that 30 is the hunt.
21. A. advertising B. commercial C. printing D. security
22. A. admiring B. exciting C. inviting D. threatening
23. A. attack B. bombing C. competition D. struggle
24. A. heads B. feelings C. muscles D. spirits
25. A. access B. contact C. measures D. protection
26. A. copy B. create C. delete D. download
27. A. average B. original C. previous D. special
28. A. get off B. make out C. pick up D. take in
29. A. assistant B. manager C. partner D. secretary
30. A. ignores B. matters C. overlooks D. rejects
查看习题详情和答案>>Shaping a child is like shaping clay(粘土)— you have to start from the beginning and work your way to the end with extreme caution but with gentle and loving 16 . However, unlike clay, you don’t get a second 17 with a child. You can put all the clay back together and start again but with a child, what is done is done. 18 it’s even more caution with care.
Building a child’s esteem is no small play; it makes your black hair 19 , steals away years of your life and still will not look done. Therefore you have to learn how to build self-esteem and 20 your child from the beginning. After all, parenting begins from babyhood.
Small case could leave large 21 on your child’s mind. Reason why you should not overlook something that went wrong. If another child 22 your kid, everyone laughed and you told your son to 23 it, that’s the first wrong step. You have to teach your child to 24 up for himself. Don’t let your child fall down inside. Tell him to ask the child why he is hitting him or 25 to the nearest adult he can reach.
Most of all before you speak to a child you have to be a 26 example. If you go around laughing at people, your kids will do the 27 . If you are a coward(懦夫)yourself and do not stand up to situations, do not 28 your child not to follow you. Children are like monkeys—they copy every 29 , from how you eat to how you handle situations.
Building self-esteem begins at home. Small self-confident acts make a(n) 30 impact on your child.
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Long time ago, there was a seed. Because he was only a seed, 36 cared to notice him. Thus, feeling useless, the seed thought he was not important at all.
Then one day, a 37 picked him up and threw him on an open field under the sun. He was 38 , thinking, "Why would a wind do such a thing?" But 39 any pleasant answers, he was 40 with sunlight as well as 41 , sometimes light and sometimes heavy.
Time flew by and years later, he saw a 42 sitting by his side. "Thank God for this. I really need some 43 ",he heard the traveler say.
"What are you 44 ?"The seed asked. He thought the man was 45 him. Surely he had seen many people sitting by his side, 46 no one ever spoke to him like that.
"Who is this?" The man was 47
"This is me, the seed. "
"The seed?" The man looked at the big 48 "Are you kidding me? You are not a seed. You are a tree. A big tree !
" 49 ?"
"Yes! Why else do you think people 50 here?"
"What do they come here for?"
"To 51 your shade! Don't tell me you didn't know you had 52 over time. "
A moment passed, and the traveler's words made him think a lot.
The seed, now a big tree, thought and 53 for the first time in his life. The years of suffering from the sun and the rain were useful to him at last.
"Oh! That means I'm not a(n) 54 seed anymore! Wow! I'm a big tree now. That's the 55 that I really want !"
1.A. everybody B. nobody C. someone D. anything
2.A. wind B. bird C. boy D. man
3.A. confused B. glad C. excited D. hurt
4.A. except for B. because of C. instead of D. in case of
5.A. made B. covered C. heated D. provided
6.A. food B. rain C. friends D. flowers
7.A. traveler B. woman C. dog D. god
8.A. water B. 1ove C. rest D. money
9.A. thinking of B. preparing for C. looking for D. talking about
10.A. looking at B. making fun of C. seeing off D. getting away from
11.A. so B. because C. but D. since
12.A. angered B. delighted C. moved D. surprised
13.A. stone B. mountain C. tree D. river
14.A. When B. Really C. Where D. Who
15.A. hate B. leave C. live D. come
16.A. hunt B. like C. enjoy D. steal
17.A. appeared B. survived C. grown D. risen
18.A. cried B. smiled C. sang D. danced
19.A. small B. beautiful C. ugly D. lovely
20.A. experience B. adventure C. reason D. life
查看习题详情和答案>>
Long time ago, there was a seed. Because he was only a seed, 36 cared to notice him. Thus, feeling useless, the seed thought he was not important at all.
Then one day, a 37 picked him up and threw him on an open field under the sun. He was 38 , thinking, "Why would a wind do such a thing?" But 39 any pleasant answers, he was 40 with sunlight as well as 41 , sometimes light and sometimes heavy.
Time flew by and years later, he saw a 42 sitting by his side. "Thank God for this. I really need some 43 ",he heard the traveler say.
"What are you 44 ?"The seed asked. He thought the man was 45 him. Surely he had seen many people sitting by his side, 46 no one ever spoke to him like that.
"Who is this?" The man was 47
"This is me, the seed. "
"The seed?" The man looked at the big 48 "Are you kidding me? You are not a seed. You are a tree. A big tree !
" 49 ?"
"Yes! Why else do you think people 50 here?"
"What do they come here for?"
"To 51 your shade! Don't tell me you didn't know you had 52 over time. "
A moment passed, and the traveler's words made him think a lot.
The seed, now a big tree, thought and 53 for the first time in his life. The years of suffering from the sun and the rain were useful to him at last.
"Oh! That means I'm not a(n) 54 seed anymore! Wow! I'm a big tree now. That's the 55 that I really want !"
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