He didn't______what I read because his mind was on something else.
A、
hold on
B、
catch on
C、
take in
D、
get over
【正确答案】
C
【答案解析】
解析:本题考查词组辨析。take in(=understand),理解: hold on,(打电话时)不要挂断;catch on,catch本身有“明白、理解”的意思,on在此处多余;get over,克服。
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