用struggle/fight/ battle 完成句子。

1. I've been____this article all afternoon. 

    整个下午我都在努力地去弄懂这篇文章.

2. The people of this country will continue ___ for independence.

     这个国家的人们将继续为独立而斗争.

3.  He and his wife are always____trifling matters.

     他与妻子老是为鸡毛蒜皮之事而争吵.

4. He got drunk and____with Boss.

    他喝醉了和老板打了一仗.

5.  His younger brother died in____ during World War Ⅱ.

     他小弟弟死于二战.

血浆总蛋白浓度增高或降低有何临床意义