题目内容

.Mr. Richard hasn’t got any time to play golf these days,because he is ______in the research of bird language.
A.devotedB.concentratedC.buriedD.spared
C
be buried in “专心做……”;devote...to...“致力于做……”;concentrate on “专心做……”。
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网