Many people find ________ difficult to walk away from the computers once they enter the virtual world. 
(A)that
(B)this
(C)it
(D)them

答案：登入後查看
統計： A(76), B(11), C(241), D(27), E(0) #403277

詳解 (共 1 筆)

#589341
virtual=事實上的,實際上的、【電腦】虛擬的
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