to his scientific research, the professor cared little about his family.
#18789
A
Devoting
B
Devoted
C
Having devoted
D
To devote
推荐题目
On the third floor there are two rooms, _____ is used as a meeting-room.
#20622
A
one of them
B
the larger of which
C
and a larger of them
D
the largest one of which
This is a(n)  arrangement,not a permanent one.
#20316
A
frequent
B
temporary
C
actual
D
individual