Davis Cup picks

I went 6-3 on my picks on Saturday, here are my picks for Sunday:

Here are my picks for Sunday:
Serbia vs. Canada (Canada leads 2-1):
Djokovic over Raonic
Tipsarevic over Pospisil

Czech vs. Argentina ( Czech clinched the tie):
Rosol ovcr Zeballos
Mayer over Vesely

Spain vs. Ukraine (Spain clinched the tie):
Lopez over Molchanov
Verdasco over Manafov

Netherlands vs. Austria (Netherlands clinched the tie):
Melzer over Huta Galung
De Bakker over Marach

Great Britain vs. Croatia (GB leads 2-1):
Murray over Dodig
Evans over Coric

Switzerland vs. Ecuador (Switzerland leads 3-0):
Lammer over Quiroz
Chuidinelli over Gomez

Germany vs. Brazil (Germany leads 2-1):
Bellucci over Brands
Mayer over Dutra Silva

Australia vs. Poland (Australia leads 2-1):
Tomic over Kubot
Hewitt over Przynsky (sorry for spelling)

Colombia vs Japan (Colombia leads 2-1);
Nishikori over Giraldo
Soeda over Falla