计算机操作实用英语PDF电子书下载

LESSON ONE 1

LESSON TWO 6

LESSON THREE 11

LESSON FOUR 16

LESSON FIVE 21

LESSON SIX 25

LESSON SEVEN 28

LESSON EIGHT 33

LESSON NINE 37

LESSON TEN 41

LESSON ELEVEN 45

LESSON TWELVE 50

LESSON THIRTEEN 54

LESSON FOURTEEN 58

LESSON FIFTEEN 62

LESSON SIXTEEN 66

LESSON SEVENTEEN 71

LESSON EIGHTEEN 74

LESSON NINETEEN 77

LESSON TWENTY 83

LESSON TWENTY-ONE 88

LESSON TWENTY-TWO 92

LESSON TWENTY-THREE 96

APPENDIX(附录) 101

(一)Word Formalion 101

(二)科技英语的翻译方法 108

(三)课文译文 113

(四)阅读材料译文 126

(五)生词总表 133

(六)Key to Exercises 156