What is the beneficial point of some microbes consuming plant-produced methane？
A. Methane becomes less poisonous
B. Methane is turned into a fertilizer
C. Less methane reaches the atmosphere
D. Air becomes cleaner
？？What do experts say about the earth's fuel reserves？？？
A. The earth's fuel reserves will be accessible for the next 50 years
B. There'will soon be an energy crisis
Conventional reserves will soon become inaccessible
D. Fuel demand will decline
63
A. how
B. why
C. where
D. what
根据《深圳证券交易所交易规则》规定，在其接受的市价申报类型中，对手方最优价格申报是指()。
A. 从对手方价格为成交价格，如与申报进入交易主机时集中申报簿中对手方所有申报队列依次成交能够使其完全成交的，则依次成交，否则申报全部自动撤销
B. 以对手方价格为成交价格，与申报进入交易主机时集中申报簿中对手方最优5个价位的申报队列依次成交，未成交部分自动撤销
C. 以申报进入交易主机时集中申报簿中对手方队列的最优价格为其申报价格
D. 以对手方价格为成交价格，与申报进入交易主机时集中申报簿中对手方所有申报队列依次成交，未成交部分自动撤销
微信支付 
支付宝支付