下列费用估算中，最细的是( )。
A．施工图预算 B．标底 C．投标报价 D．设计概算
参考答案：C
民用爆炸物品买卖成交一般以发生（）为准。
A.签订合同
B.支付货款
C.实物转移
D.运达目的地
In June 2000, Hanks was offered a scholarship to study in New York City _____ he could have supported his family, but he refused it.
A．by which
B．through which
C．with which
D．in which
