河南高考英语知识点解析：in a word与in words

in a word, in words

in a word 总之，一句话，例：In a word, you are right.

in words 口头上。

in place of, in the place of

in place of 代替;

in the place of 在…地方，例：A new building is built in the place of the old one.

in secret, in the secret

in secret 秘密地，暗自地，偷偷地，一般用作状语;

in the secret 知道内情，知道秘密，一般用作表语，例：My mother was in the secret from the beginning.

a girl, one girl

a girl 可泛指所有女孩;

one girl 一个女孩，例：Can one girl carry such a big box?

take a chair, take the chair

take a chair 相当于sit down坐下;

take the chair 开始开会。