問題詳情

29. A lot of language learning,______has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
(A). as
(B). it
(C). which
(D). this

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)