问题
选择题
The two _____________ are from Beijing. [ ]
A. woman doctors
B. women doctors
C. women doctor
答案
答案：B
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The two _____________ are from Beijing. [ ]
A. woman doctors
B. women doctors
C. women doctor
答案：B
倍，要使车能安全沿桥面行驶，求在此处车的速度应在什么范围内？