3 Present and past tenses
PEG chapters 17-18
28 The simple present tense 49
29 The simple present tense 50
30 The present continuous tense 51
31 The simple present and the present continuous 52
32 The simple present and the present continuous 54
33 The simple past tense 55
34 The simple past tense 56
35 The past continuous tense 57
36 The simple past and the past contTumis 59
37 The simple past and the past rontfeucus 60
38 The present perfect tense 62
39 The present perfect and the simple past 64
40 The present perfect and the simple past 66
41 The present perfect and the simple pest 67
42 The present perfect continuum tense. 70
43 The present perfect and the present perfect continuous 71
44 for and since 72
4 Future forms
PEG chapter 19
45 The present continuous tense as a future form 74
46 The be going to form 75
47 The present continuous and the be going to form 76
48 The future simple 77
49 The present continuous and the future simple 78
50 will + infinitive and the be going *0 ferm 79
51 will + infinitive and the be going fe ferm 81
52 The future continuous tense 82
53 will •+• infinitive and the future continuous 84
54 won’t 4- infinitive and the future ^rnitfeiiotis negative 85
55 Second person interrogative: will you and other forms 87
56 shall and will 88
57 Time clauses 90
58 The future perfect tense 91
59 Time clauses 92
60 would and should 93
61 would and should 94
5 Conditionals
PEG chapter 21
62 Conditional sentences: type 1 97
63 Conditional sentences: type 2 98
64 Conditional sentences: t}Tpe 3 99
65 Conditional sentences: mixed types 100
66 Conditional sentences: mixed types 101
67 Mixed tenses and verb forms 102
6 Infinitive
PEG chapter 23
68 Full or bare infinitive 103
69 Full or bare infinitive 104
70 Infinitive represented by to 105
71 too/enough/so ... as with infinitive 107
72 Various infinitive constructions 108
73 Perfect infinitive used with auxiliary verbs 109
74 Perfect infinitive used with auxiliaries and some other verbs 111
7 Gerund, infinitive and participles
PEG chapters 23-6
75 The gerund 113
76 Gerund and infinitive 114
77 Gerund and infinitive 115
78 Gerund and infinitive. 116
79 Infinitive, gerund, present participle 118
80 Using participles to join sentences 120
81 Misrelated participles 121
8 Passive
PEG chapter 30
82 Active to passive 123
83 Active to passive 124
84 Passive to active 125