All his time _______research on Chinese history, he has no time for outdoor activities.
#91209
A
devoted to do
B
devoted to doing
C
devoting to doing
D
is devoted to doing
推荐题目
All the task ____ ahead of time, they decided to go on holiday for a week.
#91626
A
had been finished
B
were finished
C
having been finished
D
been finished
 ________left before the deadline, it doesn't seem likely that John will finish the job.
#91623
A
Though such a short time
B
Because such a short time
C
With such a short time
D
As such a short time