write negative and interrogative sentences

1)sherlock holmes smoked a pipe
(-)
(?)

2)Hercule Poirot caught a lot of criminals
(-)
(?)

1.

(-) Sherlock Holmes didn't smoke a pipe

(?) Did Sherlock Holmes smoke a pipe?

2.

(-) Hercule Poirot didn't catch a lof of criminals.

(?) Did Hercule poirot catch a lot of criminals?

1 Sherlock Holmes didn't smoke a pipe
Did Sherlock Holmes smoke a pipe?
2 Hercule Poirot didn't catch a lot of criminals.
Did Hercue Poirot catch a lot of criminals