practical english grammar 3 pptx

practical english grammar exercises 1

... 17-18 1 2 4 6 7 8 9 10 11 12 13 14 16 17 18 19 20 21 23 24 25 27 28 29 30 31 33 2 28 The simple present tense 29 The simple present tense 30 The present continuous tense 31 The simple present and ... chapter 21 62 Conditional sentences: type 1 34 35 36 38 39 41 42 43 44 45 47 48 50 51 54 55 56 57 58 59 60 61 62 64 65 67 68 69 71 72 73 74 75 76 78 3 You . . . (buy) milk;...

Ngày tải lên: 06/07/2013, 01:25