第一部分 练习答案 1
Lesson One 1
Lesson Two 1
Lesson Three 1
Lesson Four 2
Lesson Five 3
Lesson Six 3
Lesson Seven 4
Lesson Eight 5
Lesson Nine 6
Lesson Ten 7
Lesson Eleven 8
Lesson Twelve 9
Lesson Thirteen 10
Lesson Fourteen 11
Lesson Fifteen 12
Lesson Sixteen 13
Lesson Seventeen 15
Lesson Eighteen 17
Lesson Nineteen 18
Lesson Twenty 20
Lesson Twenty-one 21
Lesson Twenty-two 22
Lesson Twenty-three 23
Lesson Twenty-four 25
Lesson Twenty-five 27
Lesson Twenty-six 28
Lesson Twenty-seven 29
Lesson Twenty-eight 31
Lesson Twenty-nine 33
Lesson Thirty 34
第二部分 参考译文 36
Lesson One 36
Lesson Two 36
Lesson Three 37
Lesson Four 38
Lesson Five 39
Lesson Six 40
Lesson Seven 41
Lesson Eight 42
Lesson Nine 43
Lesson Ten 45
Lesson Eleven 46
Lesson Twelve 47
Lesson Thirteen 47
Lesson Fourteen 48
Lesson Fifteen 49
Lesson Sixteen 50
Lesson Seventeen 51
Lesson Eighteen 51
Lesson Nineteen 52
Lesson Twenty 53
Lesson Twenty-one 54
Lesson Twenty-two 55
Lesson Twenty-three 56
Lesson Twenty-four 57
Lesson Twenty-five 58
Lesson Twenty-six 58
Lesson Twenty-seven 59
Lesson Twenty-eight 60
Lesson Twenty-nine 61
Lesson Thierty 62