单项选择题

学龄前期又名( ) A.
儿童期 B.
学龄期 C.
幼童期 D.
幼儿期

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Conversation TwoQuestions 9 to 12 are based on the conversation you have just heard.
A、It was enjoyable and full of surprises.
B、It cost him more money than he had thought.
C、 It helped him to learn a bit of a new language.
D、It was a terrible experience in some ways.

答案： The woman’s boyfriend.

感染的结局主要包括炎症消退、炎症局限、炎症扩散以及

答案：转为慢性炎症