1. i know this place. i (be) there manytimes.2. the children are dirty because they (play) in garden.3. i'm very tired but i (finish) my work yet.4. they (sit) at the table when i (begin) to tell this story.5. he (go) there last sunday? -yes,he ​

1. I know this place. I have been there many times.

2. The children are dirty because they have been playing in the garden.

3. I'm very tired but I have not finished my work yet.

4. They were sitting at the table when I began to tell this story.

5. Did he go there last Sunday?-Yes, he did.