1 The Correct Word 1
2 The Appropriate Word 11
3 The Better Word 23
4 Sentence Base 33
5 Expanded Sentence Base （Ⅰ） 43
6 Expanded Sentence Base （Ⅱ） 59
7 Joining Sentences Together （Ⅰ） 73
8 Joining Sentences Together （Ⅱ） 85
9 Sentence Varietv 103
10 Punctuation 117
References 127