It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind， ？
#64932
A
was it
B
wasn’t it
C
did they
D
didn’t they
推荐题目
--- He has to finish the experiment today. He must be in the lab,____?---That s quite possible.
#65423
A
mustn't he
B
won't he
C
doesn't he
D
isn't he
---Jane walked past me without greeting.----She _____ you.
#65089
A
can’t see
B
couldn’t see
C
can’t have seen
D
mustn’t have seen
No one will be sad because humans will have learnt to fix many of the problems that affect us now, like war, pollution and hunger, ________ ?
#64694
A
will they
B
will he
C
won’t he
D
won’t they