在公路建设项目的经济评价中,一般国民经济评价采用“有项目”和“无项目”情况对比的方法;而财务评价的前提条件是项目的全部或部分投资须通过路(桥)收费予以偿还。()
参考答案:对
用方框内所给词的适当形式完成下列对话,其中有两个单词为多余选项。
A:Lucy !. Where ____1___you?
B:I'm Here,in my bedroom.
A:What are you doing?
B:Oh,I'm___2__my room. It's dirty.
A;Where's your sister?
B:She's on the ___3____.
A:What is she doing there?
B:She's ____4___a kite with her classmate, Chen Jie.
A:Come here,dear. I need you help.
B:OK. I'm___5____.
什么叫藏量?