解放战争开始时,杨成武任晋察冀军区第三纵队司令员。
A. 对
B. 错
选词填空,必要时改变形式:privilege pronepoertyalertconstantscenedesertunselfish1. Senior managers enjoy certain _______, such as company cars and private helthcare.2. Japanese consumers also remain _____ to saving, not spending, as the recession deepens.3. In Africa, for example, _____ has actually risen over the past decade.4. Although he's over eighty his mind is still remarkably _______.5. The terrible _______ was engraved on his menory.6. The police are looking fo the woman who ________ her children.
在水污染中,下列哪一类污染不属于物理性污染(A)
A. 酸碱污染
B. 悬浮物污染
C. 热污染
D. 放射性污染
2006年8月1 5日新华网报道,一艘日本油轮在东印度洋与一艘货船相撞共泄漏原油约4 500吨。日本指出这可能是日本油轮有史以来最大规模的漏油事故。若泄油区内的鱼类迅速死亡,则有关鱼类死亡原因的叙述正确的是( )①油膜覆盖海面,水中异常黑暗,鱼类缺少必要的光照②油膜覆盖水面,海水中缺氧,鱼类窒息 ③海水严重污染,鱼类中毒④石油比较黏稠,鱼类难以游动
A. ①②
B. ①④
C. ②③
D. ①②③④