中国银行业监督管理委员会对中国人民银行提出的检查银行业金融机构的建议,应当自收到建议之日起( )予以回复。
【单选题】
某套利者卖出4月份铝期货合约,同时买入5月份铝期货合约,价格分别为19 670元/吨和19 830元/吨,平仓时4月份铝期货价格变为19 780元/吨,则5月份铝期货合约变为( )元/吨时,价差是缩小的。
A.
19 970
B.
19 950
C.
19 980
D.
19 900
参考答案
参考解析
【单选题】
What is the teacher doing in terms of error correction?
T: Make a sentence with "have "!
S: He have a car.
T: He HA VE a car?
S: He HAS a car.
T: Very good. He HAS a car.
Direct correction.
Indirect correction
Self-correction.
Peer correction.