An American, Charles D. Seeberger, invented to transport moving stairs People (0) .................... the 1890s. He (26) .................... this invention an 'escalator', (27) ................ .... the name from the Latin word 'scala', (28) .................... means again 'ladder'. Escalators move up and down short người (29) by the same ..................... Lifts, but only move (30) ........ . .. small number of People. If an escalator breaks down, it can still be (31) ................ as ordinary stairs. An escalator can move (32) .................... 8,000 police and 9,600 người hour, and it (33) ........... ......... thực not need a person to it. Towards the end of the nineteenth century, cities là (34) .................... more crowded and the first escalators at railway stations and là built in big department (35) ..................., để người could move about more Quickly. Today We see escalators everywhere. 0 A in B at C by D on 26 A translated announced B C D gọi Explained A fetching B 27 C taking D Lending Carrying A what B 28 C who D mà có distances B 29 A C measurements D directions lengths 30 A the B a C some D any made-C B 31 A used D walked changed 32 A to D from B giữa C above 33 A is B has C did D does 34 A Continuing coming B C D Developing Becoming A 35 B stores D C places houses shops
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