【判断题】带土的树种或植物苗等不得用麻袋、草包、草绳包装,应用塑料袋包装。( )
【判断题】带土的树种或植物苗等不得用麻袋、草包、草绳包装,应用塑料袋包装。( )
【单选题】We can infer from the first paragraph that ______.
A.
animals feel pain because their pupils dilate, their pulse rate and blood pressure rise
B.
when body stimuli are isolated from the higher nervous centres, animals won't withdraw the stimulated limb
C.
we will never know whether or not animals feel pain because they cannot speak
D.
people conduct a lot of experiments on animals in order to get knowledge of pain
【单选题】How did industrialized nations justify using plants and animals from the developing world for food and medicine products?
A.
They claimed that the plant and animal sources were raw materials that could not be patented.
B.
They asserted that the original plant and animal materials were found in their own nations.
C.
They paid a large royalty for the use of plants and animals that were not original to their countries.
D.
They stated that they had manufactured a higher quality of products than the competition.
【单选题】“你最近使用什么品牌的牙膏?”如果按6W准则来推敲,这一问题不清楚的方面为:
【单选题】“你最近使用什么品牌的牙膏?”如果按6W准则来推敲,这一问题在哪一方面不清楚?()。
【简答题】【 C 语言的特点】 在一个程序中,main函数出现的位置是: