We give dogs time，space and love we can spare，and dogs give us their all.
A. in all
B. in fact
C. in short
D. in return
网友回答
A. in all
B. in fact
C. in short
(答案→)D. in return
解析：句意：我们抽出时间、空间和爱给予狗，而狗回报给我们的则是它们的全部。in all“总共”，in fact“实际上”，in short“简而言之”，in return“作为报答”。故选D。