The 2010 World Expo in Shanghai is expected to attract more than 70 million visitors from

发布时间：2020-08-16 08:32:39


The 2010 World Expo      in Shanghai is expected to attract more than 70 million visitors
from home and abroad.
A. to hold
B. to be held
C. held
D. to be holding

网友回答

A. to hold
(答案→)B. to be held
C. held
D. to be holding
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