Paying___the supermarket’s own credit card is so easy.
A. with
B. of
C. for
D. On
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Since the mid-1990s, online sales have been increased___over 25% per year.
A. at
B. by
C. with
D. of
And fares___less than they do from a travel agent.
A. pay
B. spent
C. take
D. cost
Most Internet prices are___than shop prices.
A. low
B. lower
C. high
D. higher
It now___clear that Internet shopping is not going to replace traditional retailing.
A. seemed
B. seeming
C. seem
D. seems
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