题目内容
________ a teacher in a university, it is necessary to have at least a master’s degree.A. To become B. Become C. One becomes D. On becoming
答案:A
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题目内容
________ a teacher in a university, it is necessary to have at least a master’s degree.A. To become B. Become C. One becomes D. On becoming
| to
do 作目的状语。
|