______is now no doubt ________ global warming is a security threat to us all.
#94613
A
It; that
B
There; that
C
There; whether
D
It; whether
推荐题目
— It shouldn’t take long to clear up after the party if we all volunteer to help. — That’s right. __________.
#93089
A
Many hands make light work
B
Something is better than nothing
C
The more the merrier
D
The sooner begun, the sooner done
Smoking is so harmful to people’s health that it kills __________ people each year than automobile accidents. 
#91977
A
seven more times
B
seven times more
C
over seven times
D
seven times
There is no doubt ______ he will not be admitted to the room.
#93520
A
  
B
hether
C
hat
D
hich   
—How did you find your visit to the Olympic Park, Tom?—___________.
#94267
A
By taking a No 3 bus.
B
I want there alone
C
Oh, wonderful indeed
D
A boy showed me the way