第4题: [填空题]Children don’t learn to speak another language from their parents because at times, children don’t get along with their parents. 参考答案:N 答案解析:Children don’t learn to speak another language from their parents because often times,children don’t
第5题: [单项选择]急性疱疹性咽峡炎常见的病原体是() A. 鼻病毒 B. 腺病毒 C. 流感病毒 D. 呼吸道合胞病毒 E. 柯萨奇病毒 参考答案:E