Part IStructure16. Who is responsible for _ the meeting?A) organizeB) organization C) organizing D) organizes17. The news _ the Chinese football team had won the match excited all of us. A) thatB)what C) which D)as18.The reason _ I cant come is that I am having a headache. A) becauseB)why C)as D)for19. You can not see the manager _ you have made an appointment with him.A) ifB) except C) unless D)when 20.Its a