Question

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Answer 1

24 Where were the children last weekend? They were at the museum.
25 Yesterday I saw a big blue Ford parking in front of our house.
26 Karol hasn't been to this house since she was a child.
27 The lecture has just begun . You are late.
28 He broke his leg in a skiing accident last winter.
29 He doesn't know my husband. He has never met him.
30 I hasn't bought a warm coat yet.

Answer 2

24. Were, were
25. Saw
26. Hasn’t been
27. Has just begun
28. Broke
29. Has never met
30. Hasn’t bought