1 I have visitedhas visitedvisited (visit) Bob last month.
2 We have promisedhas promisedpromised (promise) to help them already.
3 She have never donehas never donenever did (never/do) anything bad.
4 She have gonehas gonewent (go) on holiday three weeks ago.
5 We have not donehas not donedid not do(not/do) our work yet.
6 She have seenhas seensaw (see) the film three times.
7 They have swumhas swumswam (swim) in the sea last summer.
Present Perfect Simple or Past Simple some sentences might require Continuous form, but this time, please, form only Simple tenses:)
1 We (sing) a song on Monday.
2 The children (sit) still during the lesson.
3 He (wait) for 3 hours.
4 Then she (want) an ice-cream.
5 They (sleep) a lot today.
6 While I (speak) to you he came home.
7 She (stand) at the bus stop the other day.
8 We (take) three books from the library recently.
9 His grandfather is dead. He (make) the bench.