【单选题】The strongest political pressure for a trade policy that results in higher protectionism comes from
A.
domes tic workers lobbying for import restrictions.
B.
domestic workers lobbying for export restrictions.
C.
domestic workers lobbying for free trade.
D.
domestic consumers lobbying for export restrictions.
【单选题】________ the mountains was hard work for them but as they looked around, they could not help screaming.
【简答题】Phil looked around at the other competitors (竞争对手) and __________ his chances of winning.
【判断题】未开放的花蕾中的花药为花被包裹,本身处于无菌状态,可仅用70%酒精棉球将花的表面擦洗即可。
【判断题】新生儿人工呼吸时潮气量应为为40-60ml
【多选题】下面几种加密技术中,使用了HASH函数的有