It is said in the book that Tomas Edison (1847-1931) _______ the world leading inventor for thirty years.
#103208
A
would be
B
has been
C
was
D
had been
推荐题目
 She _______ to go traveling this summer, but some extra work took up all her time.
#103183
A
had been planned
B
has planned
C
was planned
D
had planned
 The troops _______ themselves to go into battle.
#100152
A
prepared
B
were prepared
C
to prepare
D
preparing
--How did he get infected? --She ____the viruses without any protection.
#101629
A
exposed to
B
had exposed to
C
was exposed to
D
had been exposed
Rose _________ tell her mother that she didn’t pass the exam.
#103346
A
dare not to
B
doesn’t dare to
C
doesn’t dare
D
dares not