Do you have any idea it takes to successfully reach the top of Mount Everest?
#31635
A
whether
B
how
C
which
D
what
推荐题目
I was reading attentively in my own room ________ suddenly he knocked at the door.
#33711
A
when
B
while
C
then
D
as
— What should I wear to attend his wedding party?— Dress _______ you like.
#80086
A
what
B
however
C
whatever
D
how
we are laid off, all of us will have to be retrained and improve ourselves.
#31527
A
Unless
B
So that
C
Until
D
In case
