TCUs season of improvement ended with a clunker in Corvallis, Oregon Monday night.Oregon State outplayed the Horned Frogs 101-81 at Gill Coliseum in a College Basketball Invitational quarterfinal game. The Beavers (21-14) advance to play Washington State Wednesday in a CBI semifinal.The Horned Frogs (18-15) saw their most successful season in seven years come to an end. The Frogs, playing without coach Jim Christian on the bench because of a family medical emergency, never could slow down the high-scoring Beavers, who entered the game the ninth highest-scoring team in the country.The loss reflected TCUs biggest problem all season porous defense as the Beavers shot out to an early lead and never trailed in the game. In fact, TCU never pulled closer than 13 points and trailed by as much as 27 late in the game.The Frogs' offense could never keep up with the Beavers shooting pace. TCU was 41.9 percent from the field and the Frogs never got going from beyond the 3-point arc. TCU made just 8 of 30 3s. Amric Fields, who started in place of Connell Crossland, picked up three early fouls and eventually fouled out in just 14 minutes of play. Crossland was injured last week in the Frogs first round win over Milwaukee.Garlon Green came off the bench to lead TCU with 21 point on 7 of 12 shooting. Jared Cunningham led the Beavers with 27 points on 10 of 12 shooting. Angus Brandt (22 points) and Devon Collier (19 points) also combined for a blistering 16 of 20 shooting from the field.TCU seniors Hank Thorns (11 points), J.R. Cadot (15 points, 8 rebounds) and Craig Williams (7 points) played their last games as Frogs.Freshman Kyan Anderson, of North Crowley High School, finished with 16 points and five steals. Anderson scored seven of those points during a second-half 14-5 TCU run that cut the deficit to 13 with 11:01 remaining. But the Beavers quickly pulled away again with a decisive lead to hold off the Frogs.