15. had been speaking The professor ＿ for nearly an hour when one of the students interrupted him.
16. were, have you been. I didn't know you ＿ left-handed. How long ＿ you ＿ left-handed?
17. Are ＿ you doing＿ anything special tonight?
18. comes As soon as good news ＿ we will inform you without any delay.
19. phones, doesn't call We will wait until she ＿ but if she ＿ (not) we will leave for Paris without her.
20. was getting on, was writing, had been writing. When I looked in to see how he ＿ I saw that he ＿ something. He said that he ＿ the report for two hours.
21. is crying, does, has happened. Look! Your mother ＿ I know she never ＿ without a serious reason. Something unpleasant ＿to her.
22. am taking part, meeting Tomorrow I ＿ in the match and ＿＿ a very strong rival.
23. have known, knew. I ＿ my boss for three years. We are good friends. I ＿ his father, but he was killed in the accident.
24. am travelling Tomorrow from five till seven p. m. I ＿ to London.
25. will have written. By this time next year he ＿ ten books.
26. had smashed. John was unhappy because his friend ＿ the car.
27. goes, is going, is repairing. Every day she ＿ to work by car, but today she ＿ on foot because the mechanic ＿ her car at the moment.
28. had been writing. We all knew that Ben ＿ that report for five hours.
29. has been digging. My father is very tired. He ＿ the ground in the garden.
30. went, was raining, have decided. Last year we ＿ to the mountains but it ＿ all the time. This year we ＿to go to the South.
Answers & Comments
15. had been speaking The professor ＿ for nearly an hour when one of the students interrupted him.
16. were, have you been. I didn't know you ＿ left-handed. How long ＿ you ＿ left-handed?
17. Are ＿ you doing＿ anything special tonight?
18. comes As soon as good news ＿ we will inform you without any delay.
19. phones, doesn't call We will wait until she ＿ but if she ＿ (not) we will leave for Paris without her.
20. was getting on, was writing, had been writing. When I looked in to see how he ＿ I saw that he ＿ something. He said that he ＿ the report for two hours.
21. is crying, does, has happened. Look! Your mother ＿ I know she never ＿ without a serious reason. Something unpleasant ＿to her.
22. am taking part, meeting Tomorrow I ＿ in the match and ＿＿ a very strong rival.
23. have known, knew. I ＿ my boss for three years. We are good friends. I ＿ his father, but he was killed in the accident.
24. am travelling Tomorrow from five till seven p. m. I ＿ to London.
25. will have written. By this time next year he ＿ ten books.
26. had smashed. John was unhappy because his friend ＿ the car.
27. goes, is going, is repairing. Every day she ＿ to work by car, but today she ＿ on foot because the mechanic ＿ her car at the moment.
28. had been writing. We all knew that Ben ＿ that report for five hours.
29. has been digging. My father is very tired. He ＿ the ground in the garden.
30. went, was raining, have decided. Last year we ＿ to the mountains but it ＿ all the time. This year we ＿to go to the South.