1 ★ Complete the rules in the grammar table with the words in the box. hasn't has when have haven't past 1 We use the present perfect to talk about things in the_______ We don't know exactly they happened. 2 Affirmative: We/You/They + He/She/lt + 3 Negative: I/We/You/They + He/She/lt + past participle past participle past participle past participle
