2. 外语
  3. The application of AI in healthcare is expected to cut________the cost of treatments and care.

The application of AI in healthcare is expected to cut________the cost of treatments and care.

admin2019-09-23  53
问题 The application of AI in healthcare is expected to cut________the cost of treatments and care.
选项 A、out
B、into
C、down
D、through
答案C
解析 根据句意，降低治疗和护理的成本，故用词组“cut down”。故选C。
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