Viet pthh cua so do phan ung sau
ch4->c2h2->c2h4->c2h5oh-&g t;ch3cho

lorem ipsum dolor sit amet, consectetur adipiscing elit. sed nec elit. class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. nam ornare consequat porta. donec cursus ultricies risus non maximus. nunc euismod turpis sed nulla lacinia fringilla. cras id nibh quis arcu hendrerit porttitor ut eget ex

answer: to accurately look up a word in the dictionary, look at the letters until it comes close to the word, then on that page you will find it and learn the word. a dictionary will have words similar such as its synonyms and its roots, but also how to pronounce the word and it's roots. a dictionary is when making sure you're using the right word in a writing piece or just when you need clarification what the word is/means.

explanation: i hope this is as it is also self explanatory. have a wonderful day and i hope this you! < 3