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
I have been convinced that the print media are usually more __ and more reliable than television.
#19886
A
accurate
B
ridiculous
C
urgent
D
shallow
------Is it Jim who is driving the new car? -------Probably. I know he has recently bought a ______car.
#18086
A
shiny black German
B
black shiny German
C
shiny German black
D
black German shiny
As there is less and less coal and oil, scientists are exploring new ways of making use of ____ energy, such as sunlight, wind and water for power and fuel.
#18985
A
original
B
alternative
C
convenient
D
staple
The ___ look on the girl’s face suggested that she ___ such bad news.
#18389
A
surprising, would expect
B
surprised, should expect
C
surprising, shouldn’t have been expected
D
surprised, hadn’t expected