Fill in:in, at, on. 1 Some animals sleep the morning. 2 My cat has his birthday 5th July. 3 I usually take my dog for a walk 5pm. 4 Some birds come out night. 5 Pink dolphins never have babies the summer. 6 There is a good nature program on TV Wednesday.
2. on
3. at
4. at
5. in
6. at