A:①②③
B:②③④
C:①②④
D:①③④
按拼音写汉字
lù dì
shān chuán
háng xíng
____
如图所示,平行板电容器与电动势为E的直流电源(内阻不计)连接,下极板接地.一带电油滴位于容器中的P点且恰好处于平衡状态.现将平行板电容器的上极板竖直向上移动一小段距离( )
Where do Anna's friends come from?
根据所给汉语完成下列句子,每空词数不限。
1.妈妈常告诉我,既不要炫耀自己,也不要轻视别人。Mom often tells me ____ nor ____ .2.昨天他如此急于去上班以至于忘记关收音机了。He was ____ to go to work that he ____ the radio.3.我还不确定他的信值不值得回复。I'm ____ his letters ____ .4.-布朗先生已经去上海了吗? - 是的,他已经去了三个月了。____Mr Brown ____ Shanghai? Yes, he ____ for three months.5.你的汽车出了故障,必需尽快请人修理。Something ____ your car and you ____ as soon as possible.