2. 外语
  3. In some countries preschool education in nursery schools or kindergartens ______ the 1st grade.

In some countries preschool education in nursery schools or kindergartens ______ the 1st grade.

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问题 In some countries preschool education in nursery schools or kindergartens ______ the 1st grade.
选项 A、leads
B、precedes
C、forwards
D、advances
答案B
解析
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