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PASSO 2Aggiungi gli esercizi che ti piacciono ai Preferiti
Don't use any article with material nouns, if used in a general sense.
Material nouns, used in a particular sense, require the definite article: The coal from the Midlands is exported to many countries.
Don't use the relative pronouns which and what after everything, all, something, anything, a lot, (not much), little, or nothing. We can use that after these words, or it can be omitted.
Position not in a compound verb after the first auxiliary.
With the present or perfect participle, place not at the beginning: Not having set the alarm, he was late for work. Not being rich, he couldn't afford it.