틀린거 찾기요. 1.It is easy to be seen why so many people enfoy spending their free time at the athletic center. a. to be seen b. people c. free time d. center 2. It has mostly been noted that an organization is only as strong as its weakest member. a. mostly b. noted c. only as strong as d. weakest 빈칸 채우기 3. our suppliers are _________ in number. a. decreased. b. dwindling c. slowing d. fell 4. He was trying to remember ___________ he was supposed to call. a. whose b. who c. whoever d. who\'d 꼭 빨리 알려주세요..