Báo cáo " Advantages and disadvantages of using computer network technology in language teaching " pptx

... 61 Advantages and disadvantages of using computer network technology in language teaching Vu Tuong Vi (*) (*) MA., Department of English-American Language and Culture, College of Foreign ... paper will investigate both advantages and disadvantages of incorporating such technology in language courses. The computer network has offered...

Ngày tải lên: 05/03/2014, 12:20

... properties of the powder were studied. The main dosimetric peak of LiF:Mg,Cu,Na,Si appeared in the range of 227− 247 o C and the ratio of the height of the main peak to that of the other small peaks in ... temperature range of 750-850 o C for interval of 10-40 minutes and then it was quickly cooled to room temperature. Final product was pulverized, sieved to select gra...

Ngày tải lên: 13/02/2014, 04:20

... Understanding and knowledge of the random pressure field and its distribution is possible to interpret mechanisms of excitations, identification and response of aerodynamic phenomena happening ... 2.1. Definition The POD is optimum approximation of random field. The main idea of the POD is to find out a set of orthogonal basic vectors which can expand a multi-variate ran...

Ngày tải lên: 05/03/2014, 14:20

... Runoff volume reduced U max Increase Peak runoff decreased Runoff volume reduced CQOF Increase Peak runoff decreased Runoff volume increased TOF Increase Peak runoff decreased Runoff ... variation in the rainfall and flow of the rivers in Quang Tri has is relatively huge. The wet season makes up around 70% of annual rainfall, causing the severe flooding every year. In...

Ngày tải lên: 22/03/2014, 12:20

... but only 1 of 7 (14.3%) cases in biliary atresia tested. Amplification of B19 DNA did not take place in the absence of reverse transcriptase, indicat- ing minimal DNA contamination. In addition ... for B19-AN85 and AB126271 for B19-AN87. 4. Discussion The etiology of hepatitis remains obscure in 3-10% of cases in Europe [5] and the United States [6] and up to 3...

Ngày tải lên: 26/10/2012, 10:03

... improvement of metabolic traits characterized by a rise of HDL and lowering of LDL, triglycerides, and insulin [5]. In addition, transgenic expression of an activated PPARδ in mice conferred ... were: 96°C for an initial 5 minutes (min.) followed by 96°C 1 min., 65°C 1 min., 72°C 1 min. for 43 cycles and final extension at 72° for 10 min. MS-PCR created two fragment of...

Ngày tải lên: 31/10/2012, 17:03

... many advantages and disadvantages of the supermarket and the corner shop. I do not have my favourite kind of shop. Sometimes I go to the supermarket or the corner shop. It depends on the kind of ... buy. Advantages & Disadvantages in big supermarkets The worlds first famous supermarket was opened in the USA in 1912 and the idea soon spread to Europe and other...

Ngày tải lên: 23/10/2013, 02:15

... it: Be careful not to overindulge ourselves in it and use it in a discerning manner. 2 Advantages and disadvantages 4. Advantages And Disadvantages Of Community Colleges And Universities A degree ... perhaps the most outstanding innovation in the field of communication in the history of mankind. As with every single innovation, internet has its own advantages...

Ngày tải lên: 26/01/2014, 01:20

... products meeting with standard of brick brands commonly used in construction. Environmental safety testing based on heavy metals concentration in rain water soaking tested products (pH value of 5.6-5.9) ... days of soaking in rain water. The experiments were carried out in the laboratory of Environmental analysis, faculty of Environmental Sciences and department of...

Ngày tải lên: 12/02/2014, 17:20