阿摩線上測驗
19. Vygotsky spoke of the two levels involved in cognitive operations: the actual level of functioning and the potential level, which can be achieved under the guidance of the teacher or more _____ peer.
(A) advance
(B) advancing
(C) advanced
(D) in advance
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統計： A(5), B(25), C(124), D(6), E(0) #2320917
統計： A(5), B(25), C(124), D(6), E(0) #2320917
