注射吸收差，只适用于诊断与过敏试验（）
A．静脉注射
B．皮下注射
C．皮内注射
D．鞘内注射
E．腹腔注射
参考答案：C
单项选择。
—_____.
__________ of all was that not a sound could be heard.
A．It frightened us most
B．The thing that most frightened us
C．We were most frightened by
D．What frightened us most
