When ______ help, one often says “Thank you.” or “It’s kind of you.”
#68004
A
offering
B
to offer
C
to be offered
D
offered
推荐题目
While having our dinner, _______.
#68160
A
the door bell rang
B
our newspapers came to the door
C
we heard the door bell ringing
D
the postman brought several letters to us
The nutrients in _____falls into the ocean quickly become available to other living creatures.
#73237
A
whatever
B
whichever
C
that
D
wherever
______, I always feel I want a few more days.
#67819
A
However long is a vacation
B
However long a vacation is
C
However is a vacation long
D
However a vacation is long
Many people wrote articles on ___Liu Xiang had failed to compete in the event . .
#74550
A
why
B
what
C
who
D
that
If we ______ take environmental problems seriously, the earth _______ worse and worse.
#40979
A
don’t; will be
B
won’t; isn’t
C
won’t; is
D
don’t; won’t be