They sledge in january.поставить вопрос к предложению when ?

When do they sledge?

When do they sledge present simple
When did they sledge past simple
When will they sledge future simple

1 New York was wonderful. We got a bus and did a tour of Manhattan.
2 It’s a beautiful night. There’s a full moon.
3 Dave has had an accident. I don’t know what happened but it sounds serious.
4 I can’t talk to you right now. I’m very busy.
5 Paul’s on holiday. I wonder what he’s doing at the moment.
6 The lights in the club were low and I couldn’t see very well.
7 There was a fabulous sunset this evening. The sky was red and gold.
8 A: That’s a good coat for the winter. B: Yes, it’s nice and warm.
9 Why don’t you listen to your music on your headphones?
10 The boat was in the middle of the Atlantic, halfway between England and America.

Все предложения констатируют факт , соответственно это Present Simple

вопросы строятся по схеме
если нет сильного глагола
В случае с PS - do/does + местоимение/объект (сестра, мама, подруга) + сам глагол

Your sister goes to school on Saturday.
Does your sister not go to school on Saturday?

My friends live near me
Do your friends not live near you?

I am from England
Am I not from England? или Are you not from England?

School starts at 9 o'clock
Does school not starts at 9 o'clock?

We play tennis after school
Do we not play tennis after school?

Успехов!)