The government has promised to the matter and give the workers a satisfactory answer.A. lo

问题补充：

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

答案：

(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.