HELP me please English give 15 points

2- block of flats [A hundred years ago, we lived in wooden houses. Nowadays, many of us live in blocks of flats.]

3- electric train[A hundred years ago, steam trains were used for transporting goods and people. Nowadays, electric trains serve the same purpose]

4- CD[A hundred years ago, gramophones were used to play music. Nowadays, we use CDs to hear the music we want.]

These are example sentences, you dont have to use them exactly

there is 2 main differences, basically which are the users and the market. the other difference is the kind of content

people who use tik tok are mainly people from east asia, kind of like the app douyin. musically, on the other hand, are used by people from america or european countries.

while tik tok videos show things like daily life videos, comedy, or just funny videos, musically are like people mimicking songs with their own actions, 'imitate' singers and video clips.

hope this !