Polar bears live mostly on _____ sea ice, which they use as ___ platform for hunting seals.
#10066
A
a; a
B
a; the
C
不填；a
D
the; 不填
推荐题目
There is thing as failure. Failure is just life trying to move us in another direction.
#8075
A
such a
B
such no
C
no such
D
a such
—How do you find the guy who took ________ office last week?—He's always finding ________ fault with others.
#7869
A
/; a
B
the; a
C
/; /
D
the; /
The driver was at ______loss when ______word came that he was forbidden to drive for speeding.
#8838
A
a,the
B
/,/
C
the,the
D
a,/
Thank you for sending us ____ fresh vegetables of many kinds. You have done us ____ great service.
#8340
A
不填；a
B
the；a
C
不填；不填
D
the；不填
We should have a sense of responsibility to do something to help ____ poor whenever they are in___ trouble.
#8107
A
不填; the
B
the; the
C
the; the
D
the;不填