1) in

2)for

3)at

4)within

5)during

6)at

7)on

8)at

9)since

10)in

11)in

1,

⇒ Aurora’s birthday is in May, but I don’t know which date.

2,

⇒ Steve is 65. He’ll be retiring from his job for two years.

3,

⇒ I don’t like dark. I try to avoid going out at night.

4,

⇒ My car is being repaired at the garage. It will be ready within two hours.

5,

⇒ Helen and David always go out for dinner during their wedding anniversary.

6,

⇒ My class ends at 2 pm

7,

⇒ On Christmas day, I go to the church with my family.

8,

⇒ I'm cooking at moment.

9,

⇒ I haven't seen him since 2000

10,

⇒ There is snow in winter. I love this season 

11,

⇒ I fell asleep in the film