Cambridge Essential Grammar in Use [Supplementary Exercises] – Helen Naylor – 2nd Edition

1-5. am/is/are
6-9. I am doing (present continuous)
10-14. I do/work/Ilka etc. (present simple)
15-19. I am doing and I do (present continuous and present simple)
20-22. have got
23-31. was/were and I worked/got/went etc. (past simple)
32-34. I was doing and I did (past continuous and past simple)
35-37. Review (present and past, simple and continuous)
38-42. I have done (present perfect)
43-46. How long have you ... ? (present perfect)
47-50. I have done and I did (present perfect and past simple)
51-52. Review (present, present perfect and past)
53-56. is done /was done and Is being done/ has been done (passive)
57-59. be/have/do and regular/Irregular verbs
60-61. I used to ...
62-63. What are you doing tomorrow?
64-65. I'm going to ...
66-69. wlll/shall
70-73. Review (future)
74-75. might
76-78. can and could
79-80. must/mustn't/needn't
81-83. should
84-85. I have to
86-88. there ... and it ••.
89-93. I do/ Have you? / So am I etc. (auxiliary verbs)
94-95. isn't/haven't/don't etc. (negatives)
96-101. questions
102-104. Do you know where ... ?