问题
选择题
Happy birthday, Alice! So you have twenty-one already. [ ]
A．become
B．turned
C．grown
D．passed
答案
答案：B
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Happy birthday, Alice! So you have twenty-one already. [ ]
A．become
B．turned
C．grown
D．passed
答案：B
残根，局麻后病人出现胸闷、心悸、面色苍白、四肢湿冷、脉搏快而弱，血压不稳定，此情况是发生了（）