中国大陆与朝鲜半岛之间，与东海和渤海相连的是哪片海？（）
A.南海
B.红海
C.黄海
D.北海
参考答案：C
________ you have bought the little dog, you should take good care of it instead of taking no notice of it, Nina.
A. For B. Now that C. After C. As soon as
关于高压变压器的叙述，正确的是
A．初级电流小，次级电流大B．初级匝数多，次级匝数少C．降压变压器D．初级线径大，次级线径小E．设计容量是最高额定容量的1/2
