问题补充:
on May Day, the Shanghai Expo has attracted tens of thousands of visitors around the world every day.
A. Having opened
B. Opened
C. Opening
D. To open
答案:
A. Having opened
(答案→)B. Opened
C. Opening
D. To open
解析:可联系答.案.网客服索取。
时间:2019-08-10 16:54:00
on May Day, the Shanghai Expo has attracted tens of thousands of visitors around the world every day.
A. Having opened
B. Opened
C. Opening
D. To open
A. Having opened
(答案→)B. Opened
C. Opening
D. To open
解析:可联系答.案.网客服索取。