序列标签位点是序列已知、染色体定位明确，且可用PCR扩增的序列。 ( )
参考答案：错
John, a friend of mine, who got married only last week, spent $3,000 more than he ________ for the wedding.
A．will plan
B．has planned
C．would plan
D．had planned
肉芽创面术前准备
A．防治呼吸道梗阻B．分区大片植皮C．保护角膜D．尽快而充分地冲洗E．损伤区域切勿受压
