The best title for this passage is______.
A. TurboChef's future products
B. TurboChef's marketing policy of its speed oven
C. the secrets of TuboChefs speed oven
D. Combination oven, TurboChef's new member
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男性,30岁,患风湿性心脏瓣膜病二尖瓣关闭不全6年,心脏听诊时不可能出现下列哪项体征
A. 心尖部可闻及第三心音
B. 心尖部第一心音亢进
C. 心尖部可闻及短促舒张期隆隆样杂音
D. 心尖部收缩期杂音向胸骨旁和主动脉瓣区传导
A.eventuallyB.definitelyC.doubtfullyD.indefinitely
A. eventually
B. definitely
C. doubtfully
D. indefinitely
A.typicalB.usualC.normalD.regular
A. typical
B. usual
C. normal
D. regular
办理注册登记不满一年的专业报关企业当年度可以不参加年审。()
A. 正确
B. 错误