Bonjour,
Réponse :
1- Sarah usually rides a bike.
→ Does Sarah usually ride a bike?
2-Pam is having lunch.
→ Is Pam having lunch?
3- It rains a lot in this country.
→ Does it rain a lot in this country?
4-They visit granny on Saturdays.
→ Do they visit granny on Sundays?
5-The Lees are traveling to London
→ Are the Lees travelling to London?
Explications :
Phrase interrogative ( présent simple )
Do/Does + sujet (+ adverbe de fréquence ) + base verbale ...?
Phrase interrogative ( présent BE + V-ing )
Am/Is/Are + sujet + V-ing ....?