--What are you busy doing these days? --- the college entrance examinations.A. Myself prep

问题补充：

--What are you busy doing these days? --- the college entrance examinations.

A. Myself preparing

B. Preparing myself for

C. To make prepartions

D. To prepare myself with

答案：

A. Myself preparing

(答案→)B. Preparing myself for

C. To make prepartions

D. To prepare myself with

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