【单选题】听力原文:Bill: Betty, you speak several languages, don't you? Betty: Yes, I speak Spanish and French. Bill: And what helped you most in learning those languages? Betty: What helped me most...Well, I studi...
A.
Making friends in a foreign country.
C.
Foreign TV, radio and other media.
D.
Learning a foreign language.
【单选题】某元素的原子序数小于 36 ,当该元素原子失去一个电子时,其副量子数等于 2 的轨道内电子数为全充满,则该元素为: ( ) 。
【判断题】Jennifer thinks tapping on the desk is the most annoying office habit.
【判断题】GMP的中心指导思想是食品质量的形成是由检验结果确定的。
【单选题】—Can you speak English? — . [ ]
【判断题】Jennifer thinks tapping on the desk is the mostannoying office habit.
【判断题】GMP的中心指导思想是食品质量的形成是由检验结果确定的。
【单选题】导线采用钳压或液压时,去除氧化膜方法是( )。
A.
将导线或避雷线上连接部分的表面用汽油清洗干净。
C.
导线连接部分应涂上一层导电脂,并应用细钢丝刷清表面氧化膜。
D.
用钢丝刷将表面物质全部刷去,至显露出铝即可。
【简答题】Who thinks this? Write Jennifer or David before the sentences.