问题
选择题
.
The doctor insisted that only by this ______ could the patient survive in the operation.
A．way
B．method
C．means
D．meaning
答案
答案：C
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.
The doctor insisted that only by this ______ could the patient survive in the operation.
A．way
B．method
C．means
D．meaning
答案：C
分压（PaCO