Word forms 41. Sapa is a famous _________________ resort in Vietnam. A.mountained B.mountain C.mountainous D.mountaining 42. Some active ___________________ may erupt at any time. A.volcanos B.volcanoes C.volcanic D.volcanoe 43. He has been an active _________________ in the contest. A.participating B.participants C.participated D.participant 44.There are flights __________________from HCM city to Nha Trang. A.day B.daily C.days D.daying 45.It’s difficult to find _____________________at busy time. A.accommodating B.accommodated C.accommodation D.accommodate 46.Compost is a wonderful ________________. A.fertilizement B.fertilizing C.fertilizer D.fertilize 47. It’s _______________ to across the avenue. A.endanger B.danger C.dangerous D.dangerously 48.There have been many ______________achievements in the field of science. A.wonders B.wonder C.wondering D.wonderfuf 49.His plays were ____________________ on the stages in London. A.performed B.perform C.performing D.performance 50.There are ten ______________________in the race. A.compete B.competitors C.competitions D.competitor 51.Santa Claus is based on the _____________of Saint Nicholas. A.describer B.describe C.description D.described 52.There is a __________prison on the island in the middle of San Francisco Bay. A.faming B.famous C.fame D.famously 53.Chicago is often called “The _______¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬__________city”. A.windies B.winding C.wind D.windy 54.The rice-cooking is _____________ at the communal house yard. A.hold B.held C.holding D.holds 55._____________, American people often eat turkey on Thanksgiving Day. A.traditionally B.traditioning C.traditional D.tradition