The governments are very about setting a new policy and make no decision until they are q

问题补充：

The governments are very about setting a new policy and make no decision until they are quite sure it is the right one．

A. particular

B. concerned

C. cautious

D. certain

答案：

A. particular

B. concerned

(答案→)C. cautious

D. certain

解析：A．particular尤其是，特别，B．concerned关心的，担心的， C．cautious谨慎的， D．certain确定的，句意：政府对确定一个新政策很小心谨慎，直到确定是正确的才能做决定。Be cautious about对…小心谨慎，所以选C。