致讀者
1 句子The sentence
2 名詞Nouns
3 冠詞Articles
4 代詞Pronouns
5 數量Quantity
6 形容詞Adjectives
7 副詞Adverbs
8 介詞、副詞小品詞和短語動詞Prepositions，adverb particles and phrasal verbs
9 動詞、動詞時態(tài)、祈使語氣Verbs，verb tenses，imperatives
10 動詞Be，Have，Do
11 情態(tài)助動詞和有關動詞Modal，auxiliaries and related verbs
12 被動語態(tài)和使役式The passive and the causative
13 疑問句、答語、否定句Questions，answers，negatives
14 條件句Conditional sentences
15 直接引語和間接引語Direct and indirect speech
16 不定式和“-ing”形式The infinitive and the ‘-ing’ form
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