妊娠28周
A．胎心出现B．自觉胎动出现C．胎儿身长35 cmD．胎儿身长30 cmE．胎儿体重大于3 000 g
参考答案：C
— People should start using public transport instead of using their private cars.
— _________ . The streets in Shandong are too crowded as it is in Jinan.
A．All right
B．Exactly
C．Go ahead
D．Fine
机械化、半自动化、自动化驼峰的主要调速设备是车辆减速器。（）（B、4、Z）[05-00-03-03][020106]
