QUESTION: Fix punctuation: Invoices which are submitted later cannot be expected to be reimbursed by the Danish EPA in that year
ANS: Invoices which are submitted later cannot be expected to be reimbursed by the Danish EPA in that year.

QUESTION: Fix punctuation: In June 1873 Jacobsen revealed to Edvard Brandes that he was almost getting sick of translating Darwin and after submitting the last chapters of Descent of Man in the autumn of 1875 Jacobsen abandoned science writing and translating for good
ANS: In June 1873 Jacobsen revealed to Edvard Brandes that he was "almost getting sick of translating Darwin", and after submitting the last chapters of Descent of Man in the autumn of 1875, Jacobsen abandoned science writing and translating for good.

QUESTION: Fix punctuation: In Chinese legend speaks of carp which going with the flow reaches the Golden Gate overcomes them and turns into a celestial dragon
ANS: In Chinese legend speaks of carp, which, going with the flow reaches the "Golden Gate", overcomes them and turns into a celestial dragon.

QUESTION: Fix punctuation: Skin disease autoimmune pemphigus in dogs
ANS:
Skin disease, autoimmune (pemphigus) in dogs