As emergency nursing is becoming more complex and demanding, emergencynurses are required to____.
A. use more monitoring equipment
B. Expand their nursing knowledge
C. practice more nursing concepts
D. take further nursing training
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五叶地锦属于( )科
A. 葡萄科
B. 蔷薇科
C. 无患子科
D. 芍药科
葡萄绿叶成荫,果实晶莹,适应性强,是叶果俱佳、遮荫、观赏、经济效益并重的优良垂直绿化材料。( )
A. 对
B. 错
紫藤蝶形花科,紫藤属落叶大藤本,茎枝为左旋生长,奇数羽状复叶互生。( )
A. 对
B. 错
凌霄枝叶浓密,花大色艳,花期长,是理想的垂直绿化材料。( )
A. 对
B. 错