【多选题】在检索文献时,使用逻辑“与”是为了( )。
【单选题】What does the professor mean when he says that folktales are communal?
A.
They vary little from one community to another.
B.
They serve to strengthen ties among individuals within a community.
C.
They relate important events in the history of a community.
D.
They can be adapted to meet the needs of a community.
【单选题】在ADC的扫描模式中,如果设置了DMA位,在每次EOC后,DMA控制器把规则组通道的转换数据传输到( )中
【单选题】在ADC的扫描模式中,如果设置了DMA位,在每次EOC后,DMA控制器把规则通的转换数据传输到( )中。
【单选题】What does Professor Carole Counihan say about. pre-industrial European families eating meals together?
A.
It was helpful to maintaining a nation's tradition.
B.
It brought family members closers to each other.
C.
It was characteristic of the agrarian culture.
D.
It enabled families to save a lot of money.
【单选题】To what does 'this may well vary' refer?
A.
The expenditure on books
B.
The num.ber of books stolen
C.
The vigilance of the assistants
D.
The number of books stocked
【单选题】听力原文:M: The chicken dish is really spicy. W: So is the salad. Q: What does the woman mean? (17)
A.
Rice Should be served with the chicken.
B.
The dishes here are never spicy.
C.
There really is chicken in the salad.
D.
Both the chicken dish and the salad taste spicy.
【单选题】Constance Hale says 'email has been an incredible boon to communication'.What Does she mean by this?
A.
People want to see the person they are talking to on the phone.
B.
email is easier than talking on the phone.
C.
People are using writing and reading more with email.
D.
email is not private enough.