【多选题】What could a chair say to deal with the situation when dispute emerges during the discussion? There are three proper expressions listed in the choices. Choose all of the correct answers.
A.
Has anyone got anything to add to Dr. Yang’s presentation?
B.
Since we do not seem to be able to resolve this difference now, could we move on to the next point?
C.
What do others think regarding the points debated by Dr. Adam and Prof. Ben?
D.
I’m afraid the above misunderstanding was due to the pronunciation.
【单选题】固体样品中可以进行 XPS 分析的表述正确的是?
【单选题】Which of the following is NOT the problem the American blacks had to face according to the passage?
A.
Inadequate schools for children.
D.
Children taking drugs.
【简答题】American blacks are said to be the _________ of African slaves.
【简答题】A.There are more American Indians than Blacks in the U. S. B.A large portion of American Blacks now live in the southwest. C.The first immigrants to America were English and Dutch. D.African Blacks ca...
【简答题】From 1948 to 1961, the proportion of American blacks earning less than $ 3000 a year declined from 78 to 47 percent; at the same time, blacks earning more than $10.000 increased ______ from less than ...