【单选题】W: In what way will an internship help you in job hunting? M: An internship can help us in gaining work experience and confidence, which are very helpful in landing a job. Q: What does the man mean?
A.
An internship will help you get a job.
B.
An internship is indispensable for knowing a job.
C.
An internship will certainly offer you a job.
D.
An internship will enable you to graduate with honors.
【简答题】现有部分短周期元素的性质或原子结构如下表: 元素编号 元素性质或原子结构 T 能形成双原子分子,原子间存在3对共用电子对 X M层有3个电子 Y 最外层电子数是最内层电子数2倍,其最高氧化物是一种固体,用于生产光导纤维 Z 最高正价为+7价 (1)写出元素Z的离子结构示意图______.Y的最高价氧化物中,化学键Y-O的物质的量与Y的物质的量之比为:______(填数字). (2)X的最高价氧化物...