Read and judge.

Nick: Hi, Mary. Where did you go yesterday?

Mary: I went to the sports park with my parents.

Nick: What did you do?

Mary: Dad and I went swimming. Mom and our dog, Dolly, went for a walk in the park.

Nick: Did you have a good time?

Mary: Yes, we did. We had a great time. We ate lunch in the park restaurant. But after

          lunch we couldn't find Dolly.

Nick: Dolly?

Mary: Yes, we all were sad. Then we went back home. Dolly was in our house!

Nick: Dolly walked back to your house?

Mary: Yes, he did. Now check the sentences.

a. Mary didn't go to the sports park.                            Yes□  No□

b. Mary didn't go for a walk in the park.                      Yes□  No □

c. They had a good time.                                             Yes □   No□

d. They didn't have lunch.                                            Yes □   No□

e. They were happy because they couldn't find Dolly.   Yes □   No口

f. Dolly didn't go home at last.                                      Yes □   No□