The managing director took the （） for the accident, although it was not really his fault.

单项选择题Everyone pays the same tax rate, irrespective （）whether they are married or single.

A. of
B. to
C. from
D. with

单项选择题Mobile telecommunications （） is expected to double in Shanghai this year as a result of a contract signed between the two companies.

A. potential
B. possession
C. impact
D. capacity