Task 2 Directions: The following is a poster. After reading it, you will find 3 questions or unfinished statements, numbered 45 to 47. For each question or statement, there are 4 choices marked A), B), C) and D). You should make the correct choice and mark the corresponding letter on the Answer Sheet with a single line through the center. Notes: docent (博物馆等场所的 )讲解员 45.How long does the docent training program last? A.Four weeks B.Six weeks C.Eight weeks D.Ten weeks 46.To apply for the program, you should ______.A.first download an application form B.be good at working with animals C.be an experienced public speaker D.first pay a visit to the lab 47.To attend the program, you must be at least__________.A.14 years old B.16 years old C.18 years old D.20 years old