答案:B
If it ______ tomorrow, we'll go to Bird's Nest. [ ]
A. didn't rain
B. won't rain
C. doesn't rain
D. isn't raining
根据工程惯例,承包人应该无条件地执行工程变更的指示,除非( )。
A.工程变更价款没有确定B.工程师明显超越合同权限C.承包人对工程师答应给予付款的金额不满意D.变更工程具有较大的技术难度