なかなか にほんごを はなす （ ）が ありません。
A．きぶん
B．きかい
C．かいわ
D．き
参考答案：B
In those days our primary ______ was to provide people who were trapped in the snowstorm with food and healthcare.
A．anxiety
B．concern
C．incident
D．doubt
胸骨左缘声窗检查心脏的短轴切面图，下列哪一项是错误的()
A．主动脉弓短轴切面图
B． * * 肌水平短轴切面图
C．腱索水平短轴切面图
D．二尖瓣水平短轴切面图
E．大动脉短轴切面图
