问题
选择题
I wrote a letter of complaint, and the airline have promised to the _______ matter. [ ]
A. 1ook at.
B. 1ook into
C. 1ook after
D. 1ook out
答案
答案：B
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I wrote a letter of complaint, and the airline have promised to the _______ matter. [ ]
A. 1ook at.
B. 1ook into
C. 1ook after
D. 1ook out
答案：B