题目
题型：北京模拟题难度：来源：
A. has submitted
B. had been submitted
C. has been submitted
D. submitted
答案
核心考点
试题【Members do not need to repeat the information which _____ before.A. has submitte】；主要考察你对被动语态等知识点的理解。[详细]
举一反三
A. have been completed
B. is being completed
C. has been completed
D. will be completed
— I"m sorry, but it ____ due to the fog.
A. has been canceled
B. had been canceled
C. has canceled
D. had canceled
A. was published; had been
B. had been published; had been
C. has been published; has been
D. was published; has been
B. has not been heard of
C. had not heard of
D. has not heard of
A. were given up
B. is given up
C. has been given up
D. have been given up
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