顶棚过热器属于（）式过热器。
A.辐射
B.半辐射
C.对流
D.热传导
参考答案：A
The 30th Olympic Games, ______ between July 27 and August 12 in 2012, will take place in London.
A．scheduling
B．to schedule
C．scheduled
D．to have scheduled
胁肋胀满疼痛，纳呆，恶心呕吐，身目俱黄，口苦心烦，大便粘滞，舌红苔黄腻，脉弦滑，其治疗首选：
A．腹大胀满，按之如囊裹水B．腹大胀满，脉络怒张C．腹大胀满不舒，早宽暮急D．腹大胀满，舌红绛少津E．腹大胀满，脘腹撑急
