蒙古帝国的兴亡 pdf:英语题38~~

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After hearing the news, I could not ____________ my work that whole afternoon.

A。concentrate in

B。set minds to

C。set my mind on

D。set my mind at

A) concentrate in ,介词错,用on
B)set minds to ,set one's mind to专注于做某事
C)set one's mind on, 下决心做某事
D)set one's mind at,使某人放心
只有B的答案接近
如果对词组不确定,可参考<<牛津高阶英汉双解词典>>,比较权威

C

B

B

b

set (one's) mind on sth. 专注于做某事
介词应该选用on.
所以答案应该为 C.