Lev Vygotsky referred to \_\_\_\_ the child could do in interaction with another as the child's zone of proximal development.
Ahow
Bthat
Cwhat正確答案
Dwhich
答案與詳解
為什麼答案是 C
what 為複合關係代名詞（相當於 the thing that），可引導名詞子句作 refer to 的受詞，同時在子句中擔任 do 的受詞，語法完全正確。
載入中…
