Suddenly he remembered that his umbrella________on the bus.
A.had been forgotten
B.has been left
C.was forgotten
D.had been left
The old scientist with his two students______the prize in the Great Hall of the People.
A.was seen accept
B.were seen accept
C.was seen to accept
D.were seen to accept
A lot of people_______in yesterday's car crash.
A.badly hurted
B.were badly hurted
C.were badly hurting
D.were badly hurt
第一题选Dleave是遗留在某地，forget是忘记，时态用过去完成时，根据前面remembered时态判断。第二题选C考查with连接的成分谓语动词的使用，主语是with前面的部分，即：the old scientist 单数。第三题选D考查hurt动词的变化，hurt-hurt-hurt,它的过去式和过去分词都是hurt.
