nouns

Hello!
I have to fill in the blanks with ‘is’ or ‘are’:
1.The police…in the building.(I think it is’are’)
2.A lot of spaghetti …eaten in Italy.(I think it is’are’)

  • Is it correct to say :I would like …toast .(a toast or some toast?)
  • Is it correct to say :'a bunch of grapes ’ and ‘a gang of football fans’?
    Thank you in advance!
  1. are
  2. is
    some toast / a piece of toast