Use the words given to complete the sentences. Put the verbs in the Present Perfect simple Or Present Perfect Continuous. 1. Oh no! The children _______ (cook).

Use the words given to complete the sentences. Put the verbs in the Present Perfect simple Or Present Perfect Continuous.
1. Oh no! The children _______ (cook). Look at the state of this kitchen!
2. How many times Wendy _______ (be) late for work this week?
3. I’m going to give that cat some food. It _______ (sit) on the doorstep for hours. I’m sure it’s starving.
4. I _______ (do) grammar exercises all morning. I deserve a treat for lunch.
5. You _______ (not / buy) your mother a present? That’s really mean of you.
6. She _______ (work) in Australia for 2 years already.
7. Now where are my keys? This is the third time I _______ (lose) them today
8. You _______ (ever/play) chess? You should try it. I’m sure it’s the sort that you’d like.
9. Oh do be quiet. You _______ (grumble) all day!
10. Your tennis _______ (really / improve)! You _______ (practice) in secret?