The Chinese Vice-President Xi Jinping _______ visit the United States on Feb 13 on a three-country tour.
#70742
A
set out to
B
got down to
C
looked forward to
D
lived up to
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(2013·辽宁六校高三联考)She was told to wear flat shoes ________ her back problem.
#64371
A
on account of
B
regardless of
C
in terms of
D
in case of
--Would you mind if I used your mobile phone?-- _______, please. 
#64329
A
Yes
B
Go ahead
C
Of course
D
All right