Describe some useful ways in pps

... Describe some useful ways in which computers have so far contributed to our modern life Computers have become increasingly important and popular. Could you describe some useful ways in ... wonderful invention of the machine age, the computer, has been used since 1946. Since its appearance, the computer has contributed to mankind many useful ways in every aspect...

Ngày tải lên: 22/07/2014, 04:20

... to start working/ có hiệu lực - Put ST into operation - At a push: ở tình thế thúc bách - Give SO/get the push: sa thải, đuổi việc ai - Drive to extinction - Paw prints: foot prints - Be obsessed ... thời gian - Rough and ready: tàm tạm - In the rough: chưa hoàn thành - In rough: đại khái Ex: I’ve drawn it in rough so that he finds it easy to look - Join hands to do ST: hợp tác làm gì...

Ngày tải lên: 02/10/2012, 14:04

... hours since my sister last rung D. My sister hasn’t rung since hours. 11. Mary prefers to dance rather than sing. A. Mary prefers to dance than to sing. B. Mary prefers dancing than sing. C. ... prefers dancing than to sing. D. Mary prefers dancing to singing. 12. It took him two hours to do his homework. A. He spent two hours to do his homework. B. He spent two hours doing his homework. C. ....

Ngày tải lên: 09/07/2013, 01:26

... is defined as varieties within a culture, such as: novels, letters, editorials, sermons and debates. Register distinctions are defined in non- linguistic terms, by differences in purpose, interactiveness, production ... need for a look into the context in which a text is produced while analyzing and/or interpreting a text. He points out that the really pressing question here is "wh...

Ngày tải lên: 20/12/2013, 18:26

... bsin a cos b Æcos a sin b, A:2a cosa Æbcos a cos b Çsin a sin b, A:2b 2 sin a sin b  cosa ÀbÀcosa b, A:3a 2 cos a cos b  cosa bcosa Àb, A:3b 2 sin a cos b  sina bsina ... A:3c 2 sin b cos a  sina bÀsina Àb, A:3d sin a Æsin b  2 sin a Æb 2  cos a Çb 2  , A:4a cos a cos b  2 cos a b 2  cos a Àb 2  , A:4b cos a Àcos b À2 sin a b 2  si...

Ngày tải lên: 25/01/2014, 19:20

... Distribution of microcystin- producing and non-microcystin producing Microcystis sp. in European freshwater bodies: detection of microcystins and microcystin genes in individual colonies., Syst. ... occurrence of these toxins in supplied drinking waters can cause damage to human and animal health. Microcystins can inhibit protein phosphatases, cause changes in membrane integrity...

Ngày tải lên: 12/02/2014, 17:20

... knowledge. Since there are two dimensions relevant to ,:haracteriz- ing concept activation actions, it is possible to define four 199 Some Pragmatic Issues in the Planning of Definite and Indefinite ... knowledge an utterance-planning system must have in order to produce certain kinds of definite and indefinite noun phrases. An utterance.planning system, like other planning system...

Ngày tải lên: 21/02/2014, 20:20

... for manipulating the genetic material DNA. Recombinant proteins proteins obtained by recombining DNA, e.g. by introducing human genes into bacterial cells. Therapeutic proteins proteins used as ... inhalers is in progress (especially for the relatively stable insulin mol- ecule), injection remains the only option for introducing biopharmaceuticals into the body. Nowadays all the steps in...

Ngày tải lên: 13/03/2014, 21:54

... followings: 50-80% - appropriate; > 80 - inappropriate; < 50% - inappropriate [1, 2, 3]. Wind speed: Wind spreads radiate heat on the surface of human skin. In the hot season, wind makes ... m/s - inappropriate. Rainfall: Rainfall affects directly on tourism activities such as swimming, surfing, water-skiing, sailboat, airdrop or parachute jump sports. Sometime heavy rain (da...

Ngày tải lên: 14/03/2014, 15:20