初种百白破疫苗的年龄是() A.初生 B.3个月 C.4~6个月 D.8个月以上 E

题型:单项选择题 A1/A2型题

问题:

初种百白破疫苗的年龄是()

A.初生

B.3个月

C.4~6个月

D.8个月以上

E.12个月以上

考点:儿科护理主管护师小儿保健小儿保健题库
题型:单项选择题 A1/A2型题

一块三角形地,底长24m,高18.5m。如果每平方米种瓜8棵,这块地共可种瓜多少棵?

题型:单项选择题 A1/A2型题

根据汉语提示填写单词。

1. Mike __________(跌倒) off the chair and hurt his leg.

2. It's hard _________(完成) the work in such a short time.

3.The big boy _________(叫做) Wu Hai is the best player on his team.

4. Mary enjoys __________(听) to the music.

5. This is a black cat __________(有) one white ear and two white legs.

6. My mother __________(担忧)about my health and study very much.

7. The twins enjoyed _________(她们自己) at the party.

8. Her __________(最喜欢的) subjects at school are science and maths.

9. This is an __________(有趣) story book for children.

10. Please drive more __________(仔细).

题型:单项选择题 A1/A2型题

儿童原发性肺结核特点是

A.症状明显

B.病变开始以渗出性改变为主

C.易于通过支气管、淋巴道播散

D.起始病灶多位于肺尖部

题型:单项选择题 A1/A2型题

()具有高密度和较低的热导性,充进灯泡可以延长灯泡寿命和增加亮度。

A.氩气

B.氦气

C.氙气

D.氖气

题型:单项选择题 A1/A2型题

雁行形态学说和赫克歇尔――俄林模型

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