I would discourage starting your introduction with "Nowadays, ...", "In the modern era, ..." or "In recent years, ...", unless the essay question is specifically about comparing the past and the present. While these phrases are correct, they are overused.
For more sentences you might want to avoid, see: https://ieltsliz.com/ielts-writing-tips-sentences-to-avoid/
The plural of 'person' is almost always 'people'. We only use 'peoples' to refer to distinct ethnic groups and 'persons' is only used in legal texts.
https://www.grammarly.com/blog/vocabulary/persons-people-peoples/
We use 'number of' with countable nouns, not 'amount of', e.g. 'a great number of people'.
https://dictionary.cambridge.org/grammar/british-grammar/amount-of-number-of-or-quantity-of
We use "high-paid" with people (e.g. "high-paid workers"). For work, we use "high-paying" (e.g. "high-paying jobs").
https://dictionary.cambridge.org/dictionary/english/high-paying
https://dictionary.cambridge.org/dictionary/english/high-paid
Use "be" with "fun": "That is fun." This collocation often confuses German learners of English because in German "Spaß" collocates with "machen": "Das macht Spaß."
The verb "to lose" is spelled with a single "o", the adjective "loose" with two.
Some nouns that begin with a vowel that makes a consonant sound. They require the indefinite article "a", not "an". For example, it is "a university".
You "serve an apprenticeship" or "do an apprenticeship". "Apprenticeship" does NOT collocate with "make".
The noun for the verb 'to consume' is 'consumption', NOT 'consume'.
In German, we use the term 'Corona Pandemie' to talk about COVID-19, but in English the terms used most often are 'COVID-19 pandemic' or 'coronavirus pandemic', NOT 'corona pandemic'.
Lukas Liebermann
