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
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The expert offered us another piece of advice , ___ of great help to our program.
#91750
A
I think it is
B
I think which is
C
which I think it is
D
which I think is
This is really an exciting match. _______ the game?
#91749
A
Who do you think will win
B
Whom do you think will win
C
Do you think who will win
D
Do you think whom will win
_______ done for us?
#91738
A
What do you think he has
B
What do you think has he
C
Do you think what has he
D
Do you think what has he
These animals are all used to their environment,______, they have learned how to live successfully in their habitat．
#91762
A
however
B
for instance
C
what’s more
D
or rather
He told me a piece of news, _____ terrible.
#91801
A
I think it is
B
I think which is
C
which I think it is
D
which I think is