... 1 A PRACTICAL ENGLISH GRAMMAR EXERCISES 1 CONTENTS Articles PEG chapter I 1 Articles: a/an 2 Articles: the ... 30 Would you like to hear . . . story about . . . Englishman, . . . Irishman and . . . Scotsman? ~ No. I've heard . . . stories about . . . Englishmen, . . . Irishmen and . . . Scotsmen before ... PEG chapter 33 99 Infinitive used to express purpose 100 Clauses and phrases of purpose Keys to Practical Exercises 109 109 111 111 112 113 114 115 116 117 118 120 5 Exercises 1 Articles Articles:...