After half a year’s training, they were made entirely used   ____     underwater.
#97389
A
stay
B
to stay
C
to staying
D
staying
推荐题目
The children talked so loudly at dinner table that I had to struggle ____.
#95993
A
to be heard
B
to have heard
C
hearing
D
being heard
_____ good, these cookies sell well.
#98902
A
Smelled
B
Smelling
C
Being smelled
D
To smell
_________ many times, she still can’t remember it.
#95726
A
Had told
B
Having been told
C
Having told
D
Being told