由于短期内房地产市场上的房地产商品供应量不能得到较快的调整,房屋租金和售价主要由()所决定。
A. 以往房地产市场价格
B. 居民的支付能力
C. 供给量的变化
D. 需求量的变化
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实行浮动汇率制度的国家,货币当局不会干预外汇市场。
A. 正确
B. 错误
事业单位会计中,专项收支不转入结余及结余分配账户中。
A. 正确
B. 错误
国务院和县级以上地方各级人民政府应当将节能工作纳入国民经济和社会发展规划、年度计划。
A. 正确
B. 错误
Which statement is true of a source that wants to transmit multicast traffic to group 239.1.1.1?()
A. Before sending traffic, it must first join multicast group 239.1.1.1 by sending an IGMPv2 membership report to the default router on the local subnet.
B. It must send an IGMPv2 Request to Send packet and then wait for an IGMPv2 Clear to Send packet from the IGMPv2 querier router on the local subnet
C. It may begin transmitting multicast traffic to the group only when there is no other host transmitting to the group on the local subnet.
D. It may transmit multicast traffic to the group at any time.&e