问题
选择题
My family were watching TV,and I couldn't__________to my study. [ ]
A. apply my mind
B. fix my attention
C. concentrate my mind
D. putting my heart
答案
答案：A
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My family were watching TV,and I couldn't__________to my study. [ ]
A. apply my mind
B. fix my attention
C. concentrate my mind
D. putting my heart
答案：A