The governments are very _________ about
问题:
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
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