Nobody but Mary and Tom ____ late for school that day. [ ]
A. are
B. is
C. were
D. was
答案:D
《商业银行监管评级内部指引》规定对于那些存在重大不遵守法律法规的银行机构,其综合监管评级结果应该给予()的评级。
A.1级
B.2级
C.3级
D.4级
黄铁矿在一定条件下发生如下反应:4FeS2+11O2=2X+8SO2,推断X的化学式是( )
A.Fe2O3
B.FeO
C.Fe3O4
D.Fe