A giant helium(氦) balloon is telling residents of Paris how good or bad the air quality is. When it’s good, the balloon ----measuring 22 meters wide and 32 meters high---shines green. _________, it’s red.
#91781
A
Though terrible
B
Whenever good
C
If worse
D
When bad
推荐题目
The most impressive sight in China，one of the wonders of the world，_____ the Great Wall.
#91734
A
is
B
are
C
was
D
were
Mike is excellent in math, _________, he didn’t pass the final exam this time.
#91784
A
for example
B
believe it or not
C
as usual
D
as a matter of fact
It is thought that one billion people I the world, _____is half the word’s workers, earn their living by farming.
#91823
A
if
B
that
C
which
D
what
-- How do you like the movie? -- ______, it’s not exciting enough, though lots of money has been spent on it.
#91765
A
To be general
B
To speak highly of it
C
To be honest
D
To be worth it
______, children under eight years old are still unable to take care of themselves.
#91775
A
To be frank
B
As a result
C
Generally speaking
D
To tell you the truth