工程质量保修金一般不超过施工合同价款的( ),具体比例及金额由双方在工程质量保修书中约定。
A.2% B.3%C.5% D.10%
参考答案:B
Hi! My name is Zhou Mei. I’m your English(英语) teacher. I’m from Beijing. This is Mike. He’s from the U.S.A. He’s your teacher, too. This is Li Lei. He’s from Guangzhou. He’s new(新来的).
根据短文内容,判断正(T)误(F)。
小题1: Zhou Mei is a teacher.
小题2:Mike is a teacher, too.
小题3:Zhou Mei and Mike are from China.
小题4: Li Lei is new.
小题5: Li Lei is from Beijing.
关于AAI起搏器的阐述,正确的是()。
A.不能保持房室同步
B.电极导线通常放置在左心耳处
C.具有生理性起搏功能
D.适用于心房静止者
E.感知自身心房活动后触发心房脉冲的发放