_______ time, he’ll make a first-class tennis player. 
#98605
A
Having given
B
To give
C
Giving
D
Given
推荐题目
We found the baby  ____ on the floor.      
#95880
A
slept
B
sleep
C
to sleep
D
sleeping
Robert is said _______ abroad, but I don’t know what country he studied in. 
#98633
A
to have studied
B
to study
C
to be studying
D
to have been studying