Speaker A: Excuse me, Professor Smith, can you spare me a few minutes? There, s something
I’d like to speak to you about. I won, t keep you long.
Speaker B :_________
A. Of course not. Haven,t you seen have been pretty busy now?
B. Well, I’m afraid we have to find some other time. I,m fully occupied now.
C. No. I’ 11 have an important meeting to attend this evening.
D. Not possible,as I don,t know how long you will keep me.
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日本绳纹式早期装饰纹样有______、______、______。
患者,男性,68岁,患脑血管意外,昏迷已半年,长期鼻饲,在护理操作中,下列措施不妥的是
A. 每日做口腔护理2~3次
B. 每次鼻饲间隔时间不少于2小时
C. 注人流质或药物前要检查胃管是否在胃中
D. 所有灌注物品应每日消毒l次
E. 胃管应每日更换,晚上拔出,次晨再由另一鼻孔插入
风湿性心脏病,主动脉瓣狭窄X线表现
A. 肺淤血、主动脉结小,肺动脉段突,左心房、右心室增大
B. 肺血正常、主动脉结正常,肺动脉段突,左心房、室增大
C. 肺血正常、主动脉结大,肺动脉段凹陷,右心室增大
D. 肺血正常、升主动脉扩张突出右心缘,主动脉结大,肺动脉段凹陷,左心室增大
E. 肺轻度淤血,主动脉结大,肺动脉段凹陷,左心室显著增大
请分析东盟地区论坛在亚太安全合作问题上的作用及困难。