在金本位制下,外汇汇率的波动幅度受()的限制.
A.黄金储备状况
B.外币储备状况
C.外汇政策
D.黄金输送点
参考答案:D
The teacher couldn’t make himself ____ attention to because students were addicted to the short message.
A.pay
B.to pay
C.paid
D.to be paid
有关分裂样人格障碍的说法,哪一条是对的()
A.性格明显内向,回避社交,多离群独处
B.易激惹,冲动,并有攻击行为
C.比较关注别人对他的看法
D.以自我为中心,强求别人满足其需要或意愿
E.常合并智能障碍