【填空题】下面程序的运行结果是 。 main（) {int i,j,a[2][3]={{2,4,6},{8,10,12}}; printf（"The or

【填空题】Lesson 15 Listening Comprehension-2 Listen and Fill in the blanks with what you have heard On the benefits of ADSB The world aviation continues to evolve towards 1 to improve safety, communication, surveillance and navigation by extending the protection of 1090 megahertz frequency to satellites. Significant 2 can be made that will have an immediate impact as early as in 2017. since 1940s, radar has been the primary method to 3 and it remains so until today. In recent years ADSB has become a widely accepted 4 providing critical information to stakeholders. Current systems are limited to land-based areas leaving 70% of the world uncovered, creating 5 routing over much of the world’s airspace. These global blind spots will soon be disappear in 2017. ADSB receivers on satellites will 6 from all ADSB-equipped aircraft to ATC worldwide. This will provide near 7 of ADSB-equipped aircraft in any flight information region, including currently unsurveiled oceanic, polar, desert, and 8 Space-based ADSB will enable 9 , increase operational 10 for airlines, lower emissions, expand ATM efficiency and capacity and significantly enhance safety all with little 11

【填空题】A （1） is a program, made by either a （2） or not. It is not so easy to make one, but （3） people know how to do it, for example, you may know that you have to know some exact （4） languages to make a computer virus. A virus’ （5） is to make a computer be ill, even （6） down, as the normal viruses. If a virus get into your computer, you have to （7） it immediately before getting in （8） because viruses are very dangerous! And the （9） is that there are a lot of kinds of viruses (normal viruses, Trojans etc.). If you notice that your （10） “sticks” (do not make the movements you want as you want) many times or your computer shows you messages like “This program has made an illegal operation and...” or something like this, begin to wonder and call an expert to help you!

以下程序是求矩阵a，b的和，结果存入矩阵c中，并按矩阵形式输出，请填空。 include＜stdio.h＞ main() { int a[3][4]={13，-2，7，5}，{1，0，4，-3}，{6，8，0，2}}； int b[3][4]={{-2，0，1，4}，{5，-1，7，6}，{6，8，0，2}}； int i，j，c[3][4]； for(i=0；i＜3；i++) for(j=0；j＜4；j++) c[i][j]=【 】； for(i=0；i＜3；i++) { for(j=0；j＜4；j++) printf("%3d"，c[i][j])； printf("\n")；}}

【填空题】Reading A 练习题 Task 1 Complete the words that match the meanings on the right. The first letters are already given.）（答案填写完整单词） 1. s_____ to find out where a product or basic material can be obtaine. 2. e_______ a person given the responsibility to manage the affairs of an organization and the right to make important decisions 3. b_____ a type of product made by a particular company, that has a particular name or design 4. m_______ goods that are being sold 5. r ____ the sale of goods in shops to customers for their own use. 6. h_________ the main building or offices used by a large company or organization 7. p_________ a relationship between two people, organizations or countries working together in one or more projects 8. s____ to provide people with something that they need or want

【填空题】Most systems are constructed around a （1）, a metal （2） containing a series of slots linked through a （3）, to a 16- or 32-bit processor. Memory is added by plugging a （4） board into one of the open slots. Without input and （5）, the computer is useless, so a display （6） is plugged into another （7）, and a display unit connected to it. A （8） is plugged into a special slot on motherboard. A printer can be attached through a （9） interface. And if a diskette interface is plugged into an open slot, a diskette drive can be added. At this point, you have got a complete （10） system.

【填空题】A （1） is a collection of logically related data （2） that is organized so that its contents can easily be （3）, managed and updated. Database is often abbreviated （4）. Traditional databases are organized by （5）, records and files. A field is a single piece of （6）; a （7） is one complete set of fields; and a （8） is a collection of records. For example, a telephone book is analogous to a file. It contains a （9） of records, each of which consists of three fields: name, address and telephone number. A database consists of one or more files. For （10）, database of hospital includes a telephone book and a drug list, etc.

【填空题】Lesson 3 Listening Comprehension Blank-filling Passage One On January fifteenth, US Airways flight fifteen forty-nine was leaving La Guardia airport near New York City. Everything seemed normal and the weather was good that day. But as the 1 climbed to about 2 in the air, something happened. Captain Chesley Sullenberger reported that both of his plane's engines had 3 . The engines soon 4 . The plane was unable to 5 to the airport. So Captain Sullenberger made a quick decision to land the plane on the 6 of the nearby Hudson River. The emergency landing was 7 perfectly. Captain Sullenberger's actions saved the lives of one hundred fifty-five passengers and crew. But the 8 brought attention to a real and growing threat to 9 . Bird strikes happen all over the world. And they are not 10 . Bird Strike Committee USA says bird strikes cause about 600 million dollars in damage to American 11 and 12 aviation each year. The group says fifty-six thousand incidents were reported to the F.A.A. between 1999 and 2004. More than 7,600 bird and other 13 were reported for civilian aircraft in two thousand seven. But studies show only about 14 of bird strikes to civilian aircraft are reported. These incidents can be 15 . The organization says wildlife strikes have led to the deaths of 219 people around the world since 1988.