Israel Folau and David Pocock have been passed fit to feature in the Wallabies’ semi-final against Argentina.

Folau has been battling with an ankle injury, while Pocock’s been nursing a calf strain, but both came through training on Friday and will take up their places in the starting lineup, replacing Kurtley Beale and Ben McCalman respectively.

However, Scott Sio has been ruled out with an elbow injury, with James Slipper taking his place at loosehead prop and Toby Smith coming onto the bench for Sunday's match at Twickenham.

Wallabies – 15 Israel Folau, 14 Adam Ashley-Cooper, 13 Tevita Kuridrani, 12 Matt Giteau, 11 Drew Mitchell, 10 Bernard Foley, 9 Will Genia, 8 David Pocock, 7 Michael Hooper, 6 Scott Fardy, 5 Rob Simmons, 4 Kane Douglas, 3 Sekope Kepu, 2 Stephen Moore (c), 1 James Slipper.
Subs: 16 Tatafu Polota-Nau, 17 Toby Smith, 18 Greg Holmes, 19 Dean Mumm, 20 Ben McCalman, 21 Nick Phipps, 22 Matt Toomua, 23 Kurtley Beale.

Photo: Dan Mullan/Getty Images