The government has promised to the matter and give the workers a satisfactory answer.
A. look into
B. look through
C. look out
D. put into
网友回答
(答案→)A. look into
B. look through
C. look out
D. put into
解析：此题考查固定短语look into表示调查之意，look through表示浏览，look out表示小心，put into表示把…放入，根据题干可知选A.