《诗经•卫风•氓》中有“抱布贸丝”的说法。对这种贸易方式认识正确的:( )①这是一种以物易物的交换方式 ②这是商品流通的一种具体方式 ③在这种交换方式中不遵循等价交换的原则 ④在这种方式下不会出现通货膨胀
—All the building materials have been washed away. —So I have heard. But there was no sign ____ a heavy rain was on the way last night.
—It is _______he often fails in exams_______ makes his parents worried about him. —So, he has to work whole-heartedly.
_______he couldn't understand was_________more and more students showed interest in the computer games.
In some countries, ______ is called “equality” does not really mean equal rights for all people.
The news came, as expected, __________ my cousin was chosen to be a foreign aid doctor to go to Africa where people are suffering a lot from aids.