英语科普读物PDF电子书下载

目录 1

第一部分 阅读理解练习 1

Exercise 1 1

Exercise 2 2

Exercise 3 3

Exercise 4 5

Exercise 5 6

Exercise 6 8

Exercise 7 9

Exercise 8 11

Exercise 9 13

Exercise 10 15

Exercise 11 17

Exercise 12 19

Exercise 13 21

Exercise 14 23

Exercise 15 25

Exercise 16 27

Exercise 17 28

Exercise 18 30

Exercise 19 32

Exercise 20 33

Exercise 21 35

Exercise 22 38

Exercise 23 39

Exercise 24 41

Exercise 25 43

Exercise 26 45

Exercise 27 48

Exercise 28 50

Exercise 29 53

Exercise 30 56

Exercise 31 58

Exercise 32 60

Exercise 33 62

Exercise 34 64

Exercise 35 66

Exercise 36 68

Exercise 37 70

Exercise 38 72

Exercise 39 74

Exercise 40 76

Exercise 41 78

Exercise 42 80

Exercise 43 82

Exercise 44 84

Exercise 45 86

Exercise 46 89

Exercise 47 91

Exercise 48 93

Exercise 49 95

Exercise 50 97

Exercise 51 100

Exercise 52 102

Exercise 55 103

Exercise 53 104

Exercise 54 106

Exercise 56 111

Exercise 57 113

Exercise 58 115

Exercise 59 117

Exercise 60 119

Exercise 61 120

Exercise 62 123

Exercise 63 126

Exercise 64 128

Exercise 65 131

Exercise 66 135

Exercise 67 138

Exercise 68 142

Exercise 69 145

Exercise 70 147

Exercise 71 152

Exercise 72 155

第二部分 注释、译文、练习答案 161

Exercise 1 161

Exercise 2 162

Exercise 3 163

Exercise 4 163

Exercise 5 164

Exercise 6 165

Exercise 7 166

Exercise 8 167

Exercise 9 169

Exercise 10 169

Exercise 11 170

Exercise 12 172

Exercise 13 173

Exercise 14 173

Exercise 15 176

Exercise 16 176

Exercise 17 177

Exercise 18 178

Exercise 19 179

Exercise 20 180

Exercise 21 181

Exercise 22 183

Exercise 23 183

Exercise 24 185

Exercise 26 186

Exercise 25 186

Exercise 27 188

Exercise 28 189

Exercise 29 190

Exercise 30 191

Exercise 31 193

Exercise 32 195

Exercise 33 196

Exercise 34 197

Exercise 35 199

Exercise 36 200

Exercise 37 201

Exercise 38 202

Exercise 39 203

Exercise 40 204

Exercise 41 206

Exercise 42 207

Exercise 43 209

Exercise 44 211

Exercise 45 212

Exercise 46 214

Exercise 47 215

Exercise 48 216

Exercise 49 218

Exercise 50 219

Exercise 51 221

Exercise 52 222

Exercise 53 223

Exercise 54 225

Exercise 55 226

Exercise 56 227

Exercise 57 229

Exercise 58 231

Exercise 59 232

Exercise 60 233

Exercise 61 234

Exercise 68 235

Exercise 62 235

Exercise 63 237

Exercise 64 238

Exercise 65 240

Exercise 66 241

Exercise 67 243

Exercise 69 247

Exercise 70 248

Exercise 71 251

Exercise 72 253