2010年12月16日，滨州市出现了大雾天气。下列天气预报符号中代表大雾的是 [

根据句意填空，每空一词。

1.  I'm t______. Can I get something to drink?

2.  She often feels t______.  She has to sit down and rest every five minutes.

3. The teacher doesn't know why the boy has so many ______ He always needs some help.    

4.  I can't work out the hard math ______.

5. —Can you help me buy a newspaper?      —No ______.

6.  ______ an apple a day is good for your health.

7.  I feel t______ after a whole day's work.

8.  We should get up e______ in order to catch an e______ bus.

9.  Don't be s______ out. It's easy.

10.  The Spring Festival is a______  Chinese festival.

11.  Don't you ______ it? It's true.

确定责任保险事故的条件有（）。<2004年>

A.被保险人依法对第三者的损害负有赔偿责任

B.第三者受到伤害，并向被保险人提出索赔要求

C.被保险人受到损害

D.被保险人受到损害并向保险人提出索赔要求

E.被保险人受到损害并向肇事者提出索赔要求

肥胖者伴有降低的指标为（）

A.血甘油三酯

B.血胆固醇

C.糖耐量

D.血糖

E.血游离脂肪酸

跑步时宜听广播。

下列（）不是PNP型三极管对应的极。

A、基极

B、阳极

C、集电极

D、发射极