相关conditionersareourbe的文学知识

问题详情：Thoseair­conditionersareourbest­sellingproductsbecausetheyareeasy________andworkwithlittlenoise.A．handling B．tobehandlingC．handled D．tohandle【回答】D[考查非谓语动词。句意：那些空调是我们的畅销...