His mother could do nothing but _______ for the doctor to arrive. 
#74188
A
to wait
B
waiting
C
waited
D
wait
推荐题目
Mary’s birthday ________ on a Sunday this year.   
#71348
A
finds
B
falls
C
forecasts
D
founds
Now in the market there are too many oranges, making the prices down, so I suggest _____.
#82657
A
you’d better turn to do other business
B
you would rather turn to other business
C
you turning to doing other business="your" turning to doing
D
you ought to turn to selling other fruits