3. Pregnant women should never have an X-ray.
A: True
B: False
A: True
B: False
B
举一反三
- （True/False）In modern society, physically attractive women tend to have more children than others.（ ）。
- The result of examination suggested that he_____ ill, and I suggested that he ____ an x-ray. ( ) A: be; should have B: should be; had C: was; was D: was; have
- You should never take a business call at lunch even if co-workers lunching with you don't mind. A: True B: False
- True or False: In general, grouped frequency distributions should have between 5 and 15 class intervals.
- If everything in life _____ right, we _____ fight. A: had been; should never have to B: was; would never have to C: was; should never have had to D: were to; would never have had to
内容
- 0
x<-c(TRUE,FALSE,FALSE)，y<-c(TRUE,TRUE,FALSE))，运行x&&y这行代码是什么结果 （） A: TRUE FALSE TRUE B: TRUE C: TRUE FALSE FALSE D: FALSE
- 1
当int x = 3 , y = 4时，表达式boolean b =x == y ? true : false的结果是false（
- 2
x<-c(TRUE,FALSE,FALSE)，y<-c(TRUE,TRUE,FALSE))，运行x&&y这行代码是什么结果 A: TRUE B: TRUE FALSE FALSE C: both TRUE D: FALSE
- 3
x=True y=False print("x or y = ", x or y) 运行结果是哪个（） A: x or y =True B: x or y =False C: x or y = True D: x or y=False
- 4
下面boolean x = false; System.out.println((3>;5) && (x=5>;3)); System.out.println(x);运行结果是 A: true B: false C: 0 D: 1