The governments are very _________ about setting a new policy and make no decision until they are quite sure it is the right one.
#11661
A
particular
B
concerned
C
cautious
D
certain
推荐题目
It is hoped that an end can _______ to pollution of any kind and we humans can live ______ with nature. 
#11677
A
be put; in harmony
B
be adjusted; in terms with
C
be adopted; in condition
D
resigned; in agreement
 Ten years ago the population of our village was _________ that of theirs.
#14054
A
as twice large as
B
twice as large as
C
twice as much as
D
as twice much as