1. When teaching a large class, the teacher has to________ the class into small groups to help students
to learn.
(A) arrive
(B) divide
(C) hire
(D) ignore
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統計: A(160), B(754), C(69), D(68), E(0) #1992992
統計: A(160), B(754), C(69), D(68), E(0) #1992992