30. The community health committee, consisting of voluntary community representatives, ________ in charge of
educating students about community health events and activities.
(A) is
(B) are
(C) be
(D) being
答案:登入後查看
統計: A(263), B(49), C(21), D(85), E(0) #1772637
統計: A(263), B(49), C(21), D(85), E(0) #1772637