Which of the following violates the principle of being a reliable source（）
A. Use juggling statistics
B. Use updated materials
C. Use valid reasoning
D. Use truthful supporting materials
查看答案
以下哪些是时间间隔类型（）
A. timestamp[（n）]
B. timestamp（n） with time zone
C. interval day[（n1）] to second [（n2）]
D. interval year[（n）] to month
Without sunlight, air and water, plants on the earth _____ well（）
A. will not grow
B. would not grow
C. had not grown
D. would not be grown
It’s high time _____ about the traffic problem（）
A. anything will be done
B. something was done
C. nothing be done
D. something is done
It is _____ walk from school to my home（）
A. five minutes
B. five minute’s
C. five minutes’
D. five minute
微信支付 
支付宝支付