我知道:in return 作为报答

give sth back to sb.把…归还给某人= give sb back sth = return sth to sb (return sb sth) She picked it up and gave it back to me.她把它捡了起来,并把它还给了我.
很少有用give sth.back in return的,这句从字面上看是和give sth.back to sb意义相同的,但是习惯上不会这么说