_____ to improving services, we will provide customers with all the information they need.
#89942
A
Being committed
B
Having committed
C
Committed
D
Committing
推荐题目
_____in a friendly way ,their quarrel came to end ．
#97289
A
Being settled
B
Settled
C
Having settled
D
Settling
The murderer was brought in, with his hands _____ behind his back.
#98281
A
being tied
B
having tied
C
to be tied
D
tied
Jenny hopes that Mr. Smith can suggest a good way to have her written English _____ in a short period.
#95467
A
improve
B
improving
C
to improve
D
improved
Since then, more than 2 billion apps have been downloaded at prices ________ free to $900.
#96727
A
ranging between
B
ranging from
C
rang between
D
rang from