对于预测,下列描述正确的是() A.根据已知推测未知 B.根据未来计算现在 C.企业 发布时间:2018-03-04 14:57 │ 来源:www.tikuol.com 题型:单项选择题 问题: 对于预测,下列描述正确的是()A.根据已知推测未知B.根据未来计算现在C.企业经营成败的关键是预测D.企业经营成败的关键是决策
题型:单项选择题 人体内环境必须保持相对稳定状态,才能保证组织细胞正常的生命活动。下列各项生理活动中,与内环境的相对稳定无直接关系的是[ ]A.尿液和汗液的排出B.血液中二氧化碳浓度升高使呼吸加快C.血液运输养料和废物D.食物残渣形成粪便排出体外 查看答案
题型:单项选择题 从方框内选择适当的单词并用其正确形式完成句子(每词只能选用一次)。be, pair, slow, speak, stop, strong, one, get, drop, careful 1. Mum was so excited and unable _______.2. He couldn’t forget his _________ time to feed pigs.3. He has always dreamed about _______ a basketball player like Yao Ming. 4. —Oh, you are looking so tired. What happened? —I ran a long way without _______. 5. Be sure to watch your bags _______. 6. Give me a call as soon as you _______ there. 7. Difficulties can make us feel _______ and be more hopeful about the future.8. Sweat (汗) wet through his clothes and _______ from his forehead. 9. There is something wrong with the old woman’s eyes, so she did everything very________. 10. Several _______ of eyes looked at the young man and his face turned red. 查看答案