皮皮学,免费搜题
登录
搜题
【单选题】
A lorry ____ Jame's cat and sped away.
A.
ran down
B.
ran through
C.
ran into
D.
ran over
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【判断题】If marginal cost is greater than average total cost then average variable cost is increasing andaverage variable cost is decreasing.
A.
正确
B.
错误
【多选题】下列各项中,属于政府采购对象范围的有
A.
办公设备
B.
修缮工程
C.
车辆维修
D.
会议
【单选题】张女士,32岁,因畏寒、发热、厌油、恶心呕吐、食欲缺乏、乏力就诊,诊断为甲型肝炎,收入院治疗,病人采取的隔离措施哪项不妥
A.
不同病种病人应分室居住
B.
密切接触病人时须穿隔离衣
C.
不同病种病人书报可借阅
D.
病室应有防蝇设备
E.
不同病种病人的食品不可交换
【单选题】设系统的单位抽样响应为h(n),则系统因果的充要条件为
A.
当 n>0 时, h(n)=0
B.
当 n>0 时, h(n)≠0
C.
当 n<0 时, h(n)=0
D.
当 n<0 时, h(n)≠0
【单选题】If both the marginal cost and the average variable cost curves are U-shaped, which of the following is true over the range of output for which the average variable cost curve has a negative slope?
A.
The marginal cost curve must have a negative slope.
B.
The average total cost curve must have a negative slope.
C.
The marginal cost curve is below the average variable cost curve.
D.
both (b) and (c) are correct.
【单选题】Which of the following is true if marginal cost is above average variable cost as output rises?
A.
Average total cost must be falling
B.
Average fixed cost must be rising.
C.
Average variable cost must be falling.
D.
Average variable cost must be rising.
【判断题】消费品市场的商品各类繁多,消费者在购买商品时对所有的商品都十分了解。
A.
正确
B.
错误
【判断题】夏季服装要求吸湿性和放湿性好。
A.
正确
B.
错误
【判断题】拜访客户的过程中感到与客户非常'投缘”,虽然很想继续聊下去,但是为了不过度打扰客户,还是应当按照事先约定的时间起身告辞。()
A.
正确
B.
错误
【单选题】If average fixed cost and average variable cost are summed together, the result is:
A.
total revenue.
B.
total profit.
C.
total cost.
D.
average total cost.
相关题目: