男,70岁,突然出现呼吸困难2小时。
体检重点在()
A.瞳孔
B.心脏及肺部
C.腹部
D.神经系统
E.四肢
参考答案:B
若关于x的方程3x+5=m与x-2m=5有相同的解,则x的值是( )
A.3
B.-3
C.-4
D.4
What does the man mean [A] The woman can use his dictionary. [B] The woman should use her own dictionary. [C] He has no dictionary at all.