prepositions At-On-In

Let's meet ________ Tuesday.

Let's meet __________ two hours.

• at

• on

• in

I saw him ___________ 3:00 PM.

Do you want to go there ___________ the morning?

Let's do it _______________ the weekend.  

I can't work _________ night.

I'll be there __________ 10 minutes.

• in

• at

• on

Let's meet at the park _______ noon.

• in

• at

• on

Let's meet _______ the coffee shop next to the metro station

Let's do it _______________ the weekend.