빈칸에 들어갈게 세개중에 무엇일까요? 이유도 알려주세요 Travelers complaint that delays at **airport are becoming more (frequency / frequent / frequently)...
everyone (________) responding to the survey will receive a $10 gift certification. 빈칸에 들어갈 말이 뭘까요ㅠㅠㅠㅠ 이유도 알려주세요 who is 가 생략된것같네용...
1.( ) of Ms.Allen's mail is to be left with a supervisor while she is away on vacation. 2. After he had finished his report, Mr.Lee helped Ms. Farm complete( ) 이유도...