猪的发情周期平均是()天。
参考答案:21
They offered her a house for $100 000, _____ it was worth. [ ]
A. as much as twice
B. as twice much as
C. as twice much as
D. twice as much as
保险公司对每一危险单位,即对一次保险事故可能造成的最大损失范围所承担的责任,不得超过其实有资本金加公积金总和的百分之二十;超过的部分,应当办理再保险。 ( )