题目

— Mom, do you need me to do ________to help you with the party?— Thanks, Freddy, but ________ is ready.A.something; something B.anything; nothing C.anything; everything 答案:【答案】C【解析】句意:——妈妈,你需要我帮你办派对吗?——谢了,弗莱迪,但一切都准备好了。考查代词。something某事;anything某事(否定句、疑问句);任何事情(肯定句);nothing没有事情;everything每件事物;根据“do you need me to do”可知是一般疑问句,所以第一空用anything;everything is ready表如图所示,椭圆ABCD处于一匀强电场中,椭圆平面平行于电场线,AC、BD分别是椭圆的长轴和短轴,已知电场中A、B、C三点的电势分别为φA=14V、φB=3V、φC=-7V,由此可得D点的电势为(  ) A、8VB、6VC、4VD、2V
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