Rewrite each of the following sentences in such a way that it means the same as the provided sentences

Part 6. Rewrite each of the following sentences in such a way that it means the same as
Write the answers on your answer sheet.
36. Mr. Peter has written a lot of articles for the CNN News.
=> A lot of articles
37. The last time I went to the museum was four years ago.
=> I have.
38. Think it through very carefully. Or else, you will not come up with the right answer.
=> Unless
39. No hotel in the city is as comfortable as this one.
=> This hotel
40. Although it looks fierce, the dog has never bitten anyone.
=> Fierce