汉代将为起义农民通情报、当向导、供饮食定为（）罪。
A.首匿罪
B.通行饮食罪
C.见知故纵罪
D.大逆不道罪
参考答案：B
It is believed that a new kind of drug ______ by the scientists and they are hopeful that they
will succeed in a couple of months. [ ]
A. has been developed
B. is being developed
C. is developing
D. has developed
2010年全国与江苏城镇居民人均可支配收入的差距比2009年又扩大了（）。
A．428元
B．438元
C．448元
D．458元
