.Only when you ________can you earn a living, .
#94231
A
settle down
B
takes a risk
C
react to
D
cheer on
推荐题目
John asked Tom ____ give him a lift to the office. 
#93583
A
if he could
B
could you
C
if could he
D
if could
Rather than            on a crowded bus, he always prefers           a bicycle.
#92498
A
ride; ride
B
riding; ride
C
ride; to ride
D
to ride; riding
 ________, I think, and the problem could be settled.
#93734
A
A bit more effort
B
So long as you keep up your spirits
C
If you doubt your efforts
D
Making great efforts
You can’t guess what difficulty I had_____ your home.
#95122
A
find
B
to find
C
finding
D
found
 I _____not thank you too much for your help. 
#92208
A
may
B
can
C
should
D
will