No, I'm afraid they can't.
If you beg for something free, you can't say "but I only want THIS type of thing" or "I don't like THOSE types." You take whatever they give you out of kindness --- and you say "Thank you."
Johnny Related to "Beggars Can't Be Choosers" Because He Did Not Like His Birthday Present.
Beggars and Choosers - 1999 The Deal 1-6 was released on: USA: 17 July 1999
Beggars and Choosers - 1999 Disinformed Sources - 1.21 was released on: USA: 11 March 2000
The Professionals - 2009 Beggars Can't Be Choosers 1-10 was released on: USA: April 2010
if your asking for something take what you get
Beggars and Choosers - 1999 Disinformed Sources 1-21 was released on: USA: 11 March 2000
Beggars and Choosers - 1999 Killer Sushi 2-12 was released on: USA: 12 September 2000
Beggars and Choosers - 1999 Be Careful What You Wish For 2-11 was released on: USA: 5 September 2000
Beggars and Choosers - 1999 Touched by an Angel 1-10 was released on: USA: 14 August 1999
Beggars and Choosers - 1999 An Asian in the Sun 2-6 was released on: USA: 1 August 2000
Beggars and Choosers - 1999 Russian Roulette 1-18 was released on: USA: 19 February 2000
Beggars and Choosers - 1999 PMS-COM 2-1 was released on: USA: 27 June 2000