The book is well worth to read如此寫是錯的嗎？但網上有不少用to的句子Such CPU has not been invited yet, but it is worth to do so.Is it worth it to do so?
The book is well worth to read. （誤）

Such CPU has not been invited yet, but it is worth to do so. （誤。不知所云）

Is it worth it to do so? （正。不定式是真的主語。第一個 it 是形式主語，第二個 it 是 worth 的介賓。）

網友把這類句子記�。�

1 This book is worthy to be read. （正）

2 This book is worthy of being read. （正）

3 This book is worthy being read. （正）

4 These rules are worth remembering.（正）

5 It is worth remembering these rules.（正）

6 It is worthwhile remembering these rules.（正）

7 It is worthwhile to remember these rules.（正）

【說明】

1,2,3 worthy 都是形容詞。

4 worth 是介詞；5 worth 是形容詞。

6,7 worthwhile 都是形容詞。