However，at times this balance in nature is _______ resulting in a number of possibly unforeseen effects.
#19249
A
troubled
B
disturbed
C
confused
D
puzzled
推荐题目
Don’t be too general. Please give a ________suggestion on how to deal with this difficulty.
#18369
A
specific
B
flexible
C
delicate
D
fragrant
He was watching her doing it with a _________ look on his face, as if to say that he would not change his mind.
#18647
A
determining
B
determined
C
surprising
D
surprised
What was considered impolite years ago has become ________now.
#18049
A
accessible
B
adjustable
C
unbelievable
D
acceptable
We should be _________with ourselves and lenient (宽容的) towards others
#18821
A
content
B
familiar
C
severe
D
popular
This album is _____ as it was the only one ever signed by the President.
#20897
A
unusual
B
unique
C
rare
D
special