Answer: Please find answers in explanation column
Explanation:
Filling each blank with appropriate words, we have;
i) How shall I go  about solving the problem?
(ii) He takes after his father in good looks,
(iii) Her age is beginning to tell  on her.
(iv) I find it difficult to sympathise with  him.
(v) How do you convert gallons to litres?
(vi) The massacre was a crime  against humanity,
(vii) Please call me  as soon as you reach the restaurant.
(viii) The salesman has to account  for the loss.​