问题补充:
It is known to us all that the People’s Republic of China on October 1, 1949.
A. was founded
B. was found
C. founded
D. is found
答案:
A. was founded
(答案→)B. was found
C. founded
D. is found
解析:动词时态语态题。 “建立”是在过去而且是被动所以要用一般过去时的被动语态形式。 句意:我们都知道中华人民共和国成立于1949年10月1日。