急性肾衰竭进入多尿期，可能出现的情况是（） A.脱水 B.血尿素氮及肌酐即可降至正常

试述犯罪未遂的种类。

阅读理解。

                                                 Cooking Demonstration (演示) Today at 10 am

                                                        Quick Asian Noodles by Lynn Lee

     See how quickly you can make a delicious noodle meal in your own kitchen. Lynn Lee, a well-known

  cooking instructor and cookbook author, prepares four meals in less than an hour. Two meals will feature

  boiled noodles and two are prepared by stir-frying. These meals are fit for vegetarians, but you can add

  meat or fish if preferred.

     Take advantage of the special offer for people in today's audience: get Lynn's new book for half price.

  Come today and take home Quick Asian Noodles for only $12.49 instead of $24.98.

     Next week's demonstration: Food in Chinese History

     The cook's Bookshop—2nd floor in the Megmall

1. Lynn Lee will cook _____ at 10 am today.

    A. vegetables      

    B. fish  

    C. meat        

    D. noodles

2. Lynn Lee not only teaches how to cook but also _____ .

    A. writes books on cooking  

    B. has a large food shop

    C. studies Chinese history    

    D. sells Asian noodles

3. The program next week is about _____ .

    A. Asian noodles                

    B. food in Chinese history

    C. the cook's bookstore                

    D. Lynn Lee's life

4. It can be seen from the passage that _____ .

    A. Lynn Lee's meals are not for vegetarians

    B. people can get Lynn Lee's new book without paying anything today

    C. Lynn Lee will cook meals in different ways today

    D. the cook's bookstore is on the first floor in the Megmall

如图所示，LC振荡回路中振荡电流的周期为2×10^－2 s，自振荡电流沿逆时针方向达最大值时开始计时，当t＝3.4×10^－2 s时，电容器正处于________(填“充电”“放电”“充电完毕”或“放电完毕”)状态．这时电容器的上极板________(填“带正电”“带负电”或“不带电”)．

对于热水瓶爆裂造成的烫伤，下列紧急处理正确的一项是( )。

A．立即脱去被开水浸湿的衣裤或鞋袜
B．立即用纱布包裹冰块凉敷烫伤处
C．立即用约20℃左右的凉水冲洗
D．擦干烫伤皮肤用紫药水或红汞涂搽

大理石清洁剂有（）的特点。

A、化学性能稳定，不易与被清洗物发生反应

B、表面张力和粘度小，渗透力强

C、沸点低，可以自行干燥，易燃

D、可被醋溶