千粒重的测定通常采用()测定,这也是“规程”规定的方法。种子数量特少时,采用()测定。
参考答案:百粒法;全量法
The criminal ______ fire to a store and after a moment the whole store ______fire.
A.made a; lit a
B.set a; caught
C.caught; was on
D.set; was on
急性阑尾炎最常见的并发症是:()
A.弥漫性腹膜炎
B.局限性腹膜炎
C.化脓性门静脉炎
D.细菌性肝脓肿