中国古代印刷术普及后抄写仍是文献的重要流布方式。
参考答案：对
It _______ me around two hours _______ my homework every day. [ ]
A. costs, to do
B. spend, doing
C. took, to do
D. takes, to do
中长期商业贷款包括（）。
A.双边贷款
B.联合贷款
C.银团贷款
D.流动资金贷款
E.出口信贷
