【简答题】看图填空。 1. —Danny, what are these? —They _______. 2. Look at the _______. It's _______ today. 3. —This is a _______. —_______ name is Li Xiaopirig. 4. —What's this? —It's _________ . 5. Today is ______...
【单选题】下面是有关计算机病毒的说法, 不正确的是()
A.
计算机病毒有引导病毒、文件型病毒、复合型病毒等
【单选题】刘易斯认为当工业的边际产品大于()时,农村劳动力可以向工业转移。
【判断题】刘易斯认为工业的边际产品大于边际产品的成本时会促使劳动力由农业流向工业。
【简答题】Look and write. (读句子,根据图片填空) 1. It's _______________. 2. It's sunny. It's ______________. 3. I have an air-conditioner. I feel very ______________.
【单选题】刘易斯认为工业的边际产品大于()时会促使劳动力由农业流向工业。