2. 外语
  3. The body also needs daily doses of sunlight to help ______ Vitamin D, crucial for maintaining body functions and for the health

The body also needs daily doses of sunlight to help ______ Vitamin D, crucial for maintaining body functions and for the health

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问题 The body also needs daily doses of sunlight to help ______ Vitamin D, crucial for maintaining body functions and for the health of muscles and bones.
选项 A、incorporate
B、synthesize
C、integrate
D、assimilate
答案B
解析
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