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.Mr.Richardhasn’tgotanytimetoplaygolfthesedays,becauseheisintheresearchofbirdlanguage.A.devotedB.concentratedC.buriedD.spared

题目详情
.Mr. Richard hasn’t got any time to play golf these days,because he is ______in the research of bird language.
A.devoted B.concentrated C.buried D.spared
▼优质解答
答案和解析
C

be buried in “专心做……”;devote...to...“致力于做……”;concentrate on “专心做……”。