24. The entire cost of South-to-North project will be more than that of the Three Gorges project, which is expected to cost below US $22 billion.
A. double
B. twice as many as
C. twice than
D. as much as twice
网友回答
(答案→)A. double
B. twice as many as
C. twice than
D. as much as twice
解析：可联系答.案.网客服索取。