阿摩線上測驗
28.This chapter examines the research on graded readers to draw up a set of guidelines for setting up and _____ extensive reading
programs.
(A) manage
(B) managing
(C) managed
(D) to manage
答案：登入後查看
統計： A(144), B(1153), C(109), D(114), E(0) #2924956
統計： A(144), B(1153), C(109), D(114), E(0) #2924956
