We shall go to help them_______we are free. 
#72166
A
whenever
B
whatever
C
wherever
D
however
推荐题目
I ____ go to bed____ my mother came back home.
#41045
A
won’t, until
B
didn’t, until
C
will, until
D
/, when
   ,Mother will wait for him to have dinner together.
#71631
A
However late is he
B
However he is late
C
However is he late
D
However late he is
The judges highly praised the two movies in Venice Film Festival,      are Chinese.
#69950
A
their directors
B
the directors of which
C
who’s directors
D
the directors of them