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(AP) -- Willin Rosario hit a two-run homer off Matt Cain, and the Colorado Rockies beat the San Francisco Giants 10-4 on Thursday night.

Making his next-to-last start before he opens the season opens April 1 against the Dodgers in Los Angeles, Cain gave up four runs and seven hits, did not walk a batter and struck out eight.

Rosario's second homer of the spring came after a one-out single by Todd Helton.

Rockies left-hander Drew Pomeranz, making a bid for the No. 5 spot in the rotation, pitched five innings and gave up three runs and 10 hits. He walked two and struck out four.

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