在电泳槽的溢流槽上0次UF液洗，对回收电泳涂料和防止表干有益。
参考答案：对
— Did you see _________ jacket on the playground just now?
— Is it _________ new one and very cool?
A．a; the
B．the; a
C．a; a
D．the; the
巨大溃疡指溃疡直径超过：（）
A.0.5cm
B.1cm
C.1.5cm
D.2cm
E.2.5cm
