【简答题】假设某个经济体的消费函数为C=100+0.8y ,投资I=50 ,均衡收入是( )。
【单选题】When he came back, he found the bag he had ________ over the seat was gone. [ ]
【单选题】As a college freshman, he wanted to be an interpreter, ________ he joined a translation club.
【单选题】.He has already gone home.But before he left,he _________ all the mistakes in his translation.
【判断题】灌溉水采样时,对于宽度小于30m的一般河流,可在靠近岸边方便采样的位置设置1个采样点。
【判断题】灌溉水采样时,对于宽度小于30m的一般河流,可在采样断面设置3个采样点。
【单选题】--- Where is your brother, Leo? --- He is in Hainan on vacation. He for two weeks.
【单选题】The only food he ever got was the family's ( ).