By all means 用法

請看一道試題：

—May I borrow your dictionary?

—__________. Here you are.

A. By all means     B. By no means      C. By the way        D. By this means

▲此題應選A。By all means. 主要有兩種用法。如：

1. 表示同意或許可，意為：可以; 沒問題。如。如：

—Can I sit here? 我可以坐這兒嗎?

—Yes, by all means. 可以，請坐。

2. 表示請求或意愿，意為：一定要; 務必。如。如：

Come to the party by all means. 務必來參加晚會。

By all means tell him the news. 務請把這個消息告訴他。

▲選項B(By no means)主要用來表示否定(語氣較強)，意為：當然不行；絕不是。如。如：

—Can I go out like this? 我可以這樣出去嗎?

—By no means. 絕不可以。

—You haven’t lost heart, then? 那么你還沒有灰心?

—By no means. 絕對沒有。

▲選項C(By the way)主要表示說話人要轉入一個新話題，意為：順便說說; 順便問一下。如。如：

By the way I have something to tell you. 我順便有些事要告訴你。

Oh, by the way, where does the man live? 哦，順便問一下，這個人住在什么地方?

▲選項D(By this means)意為“用這種辦法或方式”。如：

Only by this means can you do it well. 只有用這種方式你才能把它做好。