单项选择题

假设有float af[] = { 1.1f, 2.2f, 3.3f, 4.4f, 5.5f };下面那一条语句是错误的？
A、for (double e : af) { cout << e << " "; }
B、for (auto e : af) { cout << e << " "; }
C、for (float &e : af) { cout << e << " "; }
D、for (int &e : af) { cout << e << " "; }

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It dose not always follow that those who are constantly talking about the delights of the hermit’s life really understand the bliss of such a life. And it dose not always follow that those who profess to find talk of rank and wealth distasteful have completely banished from their minds all thoughts of rank and wealth.

答案：正确

单项选择题

鉴别试验鉴别的药物是( )。

A．储藏在有标签容器中的药物
B．储藏在有标签容器中的未知药物
C．结构不明确的药物
D．结构相似的药物