____has been said before, it is not easy to learn a foreign language.
#73382
A
As
B
It
C
What
D
As it
推荐题目
My parents have promised to come to see me before I ______ for Africa.
#68242
A
have left
B
leave
C
left
D
will leave
______ is certain is that Bill will recover from his injury in time for the football match.
#70010
A
As
B
It
C
That
D
What
Is this factory ___________?
#70725
A
the one your father works in
B
where your father works
C
which your father works
D
your father works in
No one can be sure______in a million years.
#72725
A
what man will look like
B
what will man look like
C
man will look like what
D
what look will man like