商业银行在融通资金中为经济体制创造( )和信用。
A.国债
B.货币
C.证券
D.基金
参考答案:B
生长较慢,转移较晚,手术切除率高的是()
A.肺泡细胞癌
B.鳞状上皮细胞癌
C.小细胞未分化癌
D.腺癌
E.大细胞未分化癌
The students are told to take great pain to obtain good marks in their examinations.