Premier Wen Jiabao started his three-day official visit to South Korea, ______ was aimed at increasing cooperation and good neighborliness.

A．that

B．where

C．which

D．as

建设项目竣工环境保护验收达标的主要依据是（）。

A.环境影响报告书的批准标准

B.污染物达标排放

C.环境质量达标

D.总量控制满足要求