Scientists study ________ human brains work to make computers.
#78771
A
when
B
how
C
that
D
whether
推荐题目
—Look at the girl with a pair of glasses over there. Can you tell me ______?—She is a nurse.
#39008
A
who is she
B
who she is
C
what is she
D
what she is
I can’t remember _____ I put the book, and I need it for my homework now.
#39118
A
where
B
how
C
what
D
why
The government has promised to do ______ lies in its power to relieve the hardships of the victims in the snow-stricken area.
#79108
A
however
B
wherever
C
whatever
D
whichever
—We can use QQ to talk with each other on the Internet.—Really? But can you tell me _______it.
#38190
A
how I can use
B
how can I use
C
why can I use
D
when I can use