21I’m vey busy toady. I have much work to do today . A. In other wordsB. In a wordC. Tha

问题补充：

21．I’m vey busy toady. ,I have much work to do today .

A. In other words

B. In a word

C. That to say

D. On a word

答案：

(答案→)A. In other words

B. In a word

C. That to say

D. On a word

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