‘Hai comprato abbastanza  pane  [ms] ?’ ‘Sì, ne ho comprat o abbastanza. ’ ‘Hai comprato abbastanza  patatine [fp] ?’ ‘Sì, ne ho comprat e abbastanza. ’ ‘Quanta  pasta  [fs]  avete mangiato?’ ‘Ne abbiamo mangiat a molta. ’ ‘Quante  persone  [fp]  hai invitato?’ ‘Ne ho invitat e poche. ’ ‘Quanti  esercizi  [mp]  hai fatto?’ ‘Ne ho fatt i alcuni. ’ ‘Have you bought enough bread?’ ‘Ye s, I ’ve bought enough.’ ‘Have you bought enough crisps?’ ‘Ye s, I ’ve bought enough.’ ‘How much pasta did you eat?’ ‘We ate a lot.’ ‘How many people did you invite?’ ‘I only invited a few.’ ‘How many exercises did you do?’ ‘I did a few.’ ‘Quante  riviste  hai comprato?’ ‘Ne  ho comprat a qualcuna. ’  ‘Quante  riviste  hai comprato?’ ‘Ne  ho comprat e alcune. ’  ‘How many magazines did you buy?’ ‘I bought a few.’ 7 When the quantity is expressed by a noun, the past participle can agree  either  with the quantity (this is more usual)  or  with the noun replaced by  ne : 8 When  ne  occurs in a sentence together with a verb in the in fi nitive (usually after  dovere ,  potere ,  volere  or  sapere ), it can be attached to the in fi nitive. In such cases, when the main verb is in the present perfect (or any other com- pound tense) the past participle does not agree: ‘Quanto ca ff è hai bevuto?’ ‘Ne ho  bevut a una tazza  [fs] .’  ‘Quanto  ca ff è  [ms]  hai bevuto?’ ‘Ne  ho bevut o  una tazza.’  ‘Quanto pane hai mangiato?’ ‘Ne ho  mangiat a una fetta  [fs] .’  ‘Quanto  pane  [ms]  hai mangiato?’  ‘Ne ho mangiat o  una fetta.’  ‘Quante caramelle hai mangiato?’ ‘Ne  ho mangiat o un pacchetto  [ms] .’  ‘Quante  caramelle  [fp]  hai mangiato?’  ‘Ne ho mangiat e  un pacchetto.’  ‘Quanti biscotti hai mangiato?’ ‘Ne ho  mangiat a una scatola  [fs] .’  ‘Quanti  biscotti  [mp]  hai mangiato?’  ‘Ne ho mangiat i  una scatola.’  ‘How much co ff ee did you drink?’ ‘I drank a cup.’ ‘How much bread did you eat?’ ‘I ate a slice.’ ‘How many sweets did you eat?’ ‘I ate a packet.’ ‘How many biscuits did you eat?’ ‘I ate a box.’ 6 When the quantity is expressed by an adverb or an adjective, the past participle agrees with the noun replaced by  ne : Unit 17 123